y5 topic 3 - decimals.pdf

Topic : Decimals Learning Area 1 : Decimal numbers Learning Outcome : Name and write decimal numbers to three decimal places.

1. Write 0.008 in words.

11. Write zero point one zero five in numerals.


12. Write five point two one one in numerals.


13. Write seven point one three nine in numerals.


14. Write twelve point four three two five in numerals.


15. Write twenty-six point five one five in numerals.


16. Write two and one hundred and seven thousandths in numerals.


17. Write seven and eight hundred and thirty- five thousandths in numerals. numerals.


18. Write fourteen and five hundred and sixty- two thousandths in numerals.


19. Write twenty thousandths in numerals.


20. Write seventy-one and five hundred and four thousandths in numerals.

Topic : Decimals Learning Area 1 : Decimal numbers

Learning Outcome : Recognise the place value of thousandths

1. Write the place value of the underlined digit of 0.432

11. Write 0.543 in an extended notation.









6. Write the place value of the underined digit of 33.095

16. What is the value of 6 in 0.603 ?








20. What is the value of 5 in 64.539?

Topic : Decimals Learning Area 1 : Decimal numbers

Learning Outcome : Convert fractions of thousandths to decimal and vice versa.

1. Convert 5 to a decimal. 1000

16. Convert 0.123 to a fraction.



3. Write 35 as a decimal number. 1000






6. Express 4 as a decimal. 1000

21. Write the fraction of 0.006







10. State 125 as a decimal. 1000


11. State 1 2 as a decimal. 1000




13. Express 34 61 as a decimal. 1000


14. Convert 50 88 to a decimal. 1000




Topic : Decimals Learning Area1 : Decimal numbers

Learning Outcome : Round off decimals to the nearest a) tenth, b) hundredth

1. Round off 0.324 to the nearest tenth. .

11. Round off 6.241 to the nearest hundredth

2. Round off 3.365 to the nearest tenth.


3. Round off 5.093 to the nearest tenth

13. Round off 5.795 to the nearest hundredth.




15. Round off 0.341 to the nearest whole number








19. Round off 0.054 to the nearest hundredth.


20. Round off 34 to the nearest hundredth.

Topic : Decimals Learning Area 2 : Addition of Decimals.

Learning Outcome : i ) Add any two to four decimal numbers up to three

decimal places involving

a) decimal numbers and decimal numbers

b) whole numbers and decimal numbers

1. 4.34 + 2.091 =

2. 0.25 + 98.207 =

3. 45.028 + 30.24 =

4. 2.36 + 0.654 =

5. 2.45 + 5.903 +10 = 6. 5 + 34.243 + 12.9 =

7. 9.45 + 5.890

8. 0.452 + 0.009 _____

9. 9.345 + 8.546

_____

10. 26.432 + 4.67_

______

11. Add 2.10, 0.4 and 9.653

12. Add 3.21 , 9.0 and 4.329

13. 9.765 + 0.8 + 2.12 14. 9.6 + 3.06 + 1.213

15. 3.12 + 0.543 + 9.04 16. Add 4.1 and 0.567

17. 7 + 9.456 = 18 0.265 + 8 =

19. 0.007 + 45 = 20. 15 + 6.578 =

21. Calculate 5.321 + 3.409 22. Calculate 40 + 3.508 + 2.7

23. 2.45 + 5.903 +10 = 24. 5 + 34.243 + 12.9 =

25. 3.009 + 7___

____

26. 0.283 + 12___ _____

27. Add 1.6 , 3.505 and 77 28. Add 12 , 3.25 and 7.032

29. Sum up 5.76 , 34 and 0.543 30. Sum up 56 , 6.902 and 4.236

Topic : Decimals Learning Area 2 : Addition of Decimals.

Learning Outcome : Solve problems involving addition of decimal numbers.

1. Puan Aini bought some fruits from the fruit stalls.She bought 1.5 kg of apples, 2kg of rambutans and 3.75 kg of langsat. What is the total mass of the fruits ?

2. Ali has RM 234.75 in his savings.His sister has RM 89.00. What is the total amount of their savings ?

3. Jug A contains 1.455 litres of water. Jug B has 0.9 litre and jug C has 2 litres . Find the total amount of water in the three jugs.

4. Abu is 1.45 metres tall. Ramli is 1.32 metres tall but Salim is 0.03 metre taller than Abu.Calcuate their total height.

5. Jug A contains 1.455 litres of water. Jug B has 0.9 litre and jug C has 2 litres . Find the total amount of water in the three jugs.

6.. Abu is 1.45 metres tall. Ramli is 1.32 metres tall but Salim is 0.03 metre taller than Abu.Calcuate their total height.

7.. Maniam is 1.6m tall.His elder sister is 1.65m and his younger brother is 0.2m less than him. Calculate their total height.

8. Abdul bought 2.45 kg of langsat and 4.325kg of rambutans . Calculate the total mass of the fruits bought.

9. .Puan Salina bought 5 kg of carrots and . 6.255 kg of cabbage.Calculate the t otal mass of the two items

10. Puan Aminah buys 1.893 kg of vegetables, 2.891 kg of fish and 2kg fruits. What is the total mass of the three items ?

11. Safiah used 1.235 kg of wheat flour to make a cake. She also used 0.535 kg of sugar and a kilogram of self raising flour.Find the total mass of the 3 items.

12. A sack of rice weighs 25.534 kg. A sack of sugar weighs 33.67kg. Calculate the total mass of the two items .

13. Ismail buys 0.43 kg of rice ,0.255 kg of vegetables and 0.115kg of fish. Find the total mass of the three items.

14. Said has two books. The thick book is 2.57kg.The thin book is 0.184 kg . What is the total mass of the two books?

15.

Leela 53.8 kg

Muthu 40.905 kg

Calculate the total mass of the two pupils.

16. Sarah has RM 300.89 in the bank. Hajar has RM 999.05. Find the sum of their money.

17. Bottle A holds 2.909 l of water. Bottle B is heavier by 0.008 l . What

is the mass of bottle B.

18. Puan Mariam buys 5kg of flour, 7.5 kg of sugar and a sack of rice which weighs 10.355kg. What is the total mass of the three items.

19. Aida can run 0.1 km in 2 minutes. Aina can run 0.008 km faster than Aida. Find the distance that Aida runs in 2 minutes.

20. The red pail contains 5.658 litres of water. The blue pail contains 2.34 litres more . Calculate the amount of water in the blue pail.

13. There are 8 kg of peas and 2.09kg of salt in the basket. What is the total mass of the two items ?

14. Rope X is 2.9 m longer than rope Y . If rope Y is 45.77m long , find the length of X.

15. Siti fills the bottle with 1.453 litres of orange juice. Her mother adds 0.565 l itre more.What is the total volume of orange juice in the bottle now ?

24. Ali cycles 4.056 km from his house to school . He goes to town which is 3.75 km from his school. Find the total distance fro his house to the town.

25. Parcel A weighs 1.43kg, parcel B weighs 3.215kg and parcel C weighs 0.453kg. What is the totlal weight of the three parcels ?

26. A mechanic used different sizes of screwdrivers to repair the bicycle. The sizes are 0.05m ,0.14m and 0.2m . Find the total length of the screwdrivers.

27. Ah Chong has RM 40.35 . His father gives him another RM 3.00. How much does he have now ?

28. Latipah uses 3.765m of ribbons. She still has 0.345m left. How many metres of ribbon does she have at first ?

29. Linda has two rulers measuring 0.3 m and 0.15 m long respectively. What is the total length of the two rulers ?

30. The masses of three boxes are 3.45 kg , 5.3 kg and 10 kg respectively. Find the total mass of the 3 boxes.

Topic : Decimals Learning Area 3 : Subtraction of Decimals.

Learning Outcome : i ) Subtract a decimal from another decimal up to three

decimal places.

ii) Subtract successively any two decimals up to three

decimal places.

1. 3.567 - 0.086 = 2. 20 - 3.984 =

3. 25.560 - 6.87 - 3.364 = 4. 48.560 - 7 - 2.456 =

5. 32.904 - 4.650 _____

6. 7.376 - 4.003 _____

7. 456. 45 - 349.346

_______

8. 65.009 - 7.978 ______

9. 23.78 - 7.875 = 10. 123.986 - 29.865 =

11. 15 - 1.24 =

12 9.21 - 4 =

13. 13 - 2.133 = 14. 34 - 0.674 - 3.456

15. What must be subtracted from 80 to get 10.009 ?

16. 8.912 + P = 4.321. Find the value of P.

17. What must be subtracted from 5.321 to get 1.007 ?

18. The difference between 5.122 and 3.145 is

19 4 5 - 1 2 = 1000 100 Give your answer in decimal.

20. 5 4 - 1.321 = 1000 Give your answer in decimal.

21. Subtract 8.231 from 16.899

22. Subtract 2.806 from 4.56

23. The difference between 34.67 and 0.999 is

24. What is the difference between 65.009 and 7.909 ?

25. How much must be added to 43.9 to make 99.64 ?

26. How much must be added to 4.606 to make 7.56 ?

27. Calculate 23.87 - 8.321 28. Calculate 87 - 9.348 10.565

29. 300.9 - 34.98 kg 24kg 30. 17.09 - 4.321 - 7.009

Topic : Decimals Learning Area 3 : Subtraction of Decimals.

Learning Outcome : Solve problems involving subtractions of decimal numbers

1. Siti bought a roll of ribbon which was 18.5 m long. She had 2.25 m left after tying up a few parcels. How many metres of ribbon did she use ?

2. There are 15.215 l of water in the two

jugs. One of the jug has 4.305 l . How

many litres of water are there in the other jug ?

3. A rope measuring 10.25m long is cut into two. One part of the rope is 4.321m .Find the length of the other part of the rope.

4 Sarah weighs 49.9 kg. Linda weighs 32.125 kg. Find the difference between their mass.

5. Rita has RM 123.75 . She spents $55.25 . How much money is left ?

6 A box weighs 6.987 kg. Another box weighs 5.004 kg. What is the diference in weight ?

7. Ali is 1.56m while his father is 2.654m. Find the difference in height between both of them.

8. Kamala weighs 38 kg. Her younger sister is 3.45kg lighter than her. Calculate her sister s weight.

9. A bucket holds 3.475 l of water .A

pail holds 3.009 l of water . What is

the difference between the volumes ?

10. Bibi bought 3.568 kg of sugar . She used 2.564 kg to make biscuits. What is the mass in of the sugar left ?

11. Sharifah is 1.33m tall. She is 0.17m taller than Sita. How tall is Sita ?

12. Dolah bought a bottle of orange juice Which holds 2.555 l. After 5 days

there was 0.5 l left. How much

orange juice did she use ?

13. There are 14.87 kg of flour 34 .455kg of sugar in the box. How much sugar are there more than flour ?

14. String C is 0.434 m longer than string D . If string Cis 3.2m long , find the length of string D.

15. Zainab fills the bottle with 7.45 litres of water. Lila pours 2.85 litres of the water into a jug. What is the total volume of water in the bottle now ?

24. Ahmad walks 1.34 km in 15 minutes. Suria walks 0.525 km less in the same time. Calculate the distance that Suria takes in 15 minutes.

19. A jug contains 3.28litres of syrup . 2.35 lires is poured into two cups. How much syrup left in the jug ?

20. A packet of flour weighs 1.25kg Mak Minah uses 0.754 kg to make a cake. What is the mass of the remaining flour ?

Topic : Decimals Learning Area 4: Multiplications of decimals..

Learning Outcome : Multiply any decimal numbers up to three decimals places

with

number of

a) a one digit number

b) a two digit number

c) 10 , 100 and 1000

.

1. 5.235 x 2 = 2. 8.012 x 5 =

3. 3 x 15.133 = 4. 9.128 x 9 =

5. 14 x 4.523 = 6. 2.117 x 12 =

7 4.321 x 16 = 8. 38 x 0.342 =

9. 10 x 3.987 = 10. 1.658 x 10 =

11. 10 x 3.765 12. 42.98 x 10 =

13. 2.03 x 100 = 14. 100 x3.621 =

15. 19.2 x 10 = 16. 0.21 x 100 =

17. 4.632 x 1000 18. 2 x 1.375 =

19. 2.462 x 4 _____

20. 2.239 x 5 _____

21. 23.52 x 4 _____

22. 12.167 x 2 _____

23. Calculate 0.085 x 14 24. Calculate 10 x 3.245

25. Find the product of 13 x 0.009 26. Multiply 9.124 by 8

27. Write 3 1__ x 100 as a decimal. 1000

28. 3.36 x 100

29. 4.32 x 10 30. 1000 x 1.2

Topic : Decimals Learning Area 4 : Multiplications of decimals.. Learning Outcome : Solve problems involving multiplication of decimal numbers.

1. If a packet of flour weighs 1.015kg , Find the weight of 8 similar packets?

2. Ranjit saves RM 2.30 in a day. How much will he save in 2 weeks ?

3. Mrs Lee needs 0.525 kg of flour to make a cake . How much flour , in kg, will she use for 100 cakes ?

4. Pak Abu has 8 pieces of firewood of equal length.If each piece is 0.755m, find the total length of the firewoods.

5. Salim bought 100 pens at RM 2.85 each.How much does he have to pay altogether ?

6. A packet of groundnut weighs 0.531 kg . Calculate the total mass of 12 packets of groundnuts .

7. Ali bought 5 bars of chocolates costing RM 11.55 each. How much must he pay ?

8. A mug contains 0.545l of orange juice.

How much orange juice does 9 similar mugs contain ?

9. The length of a ribbon is1.34cm.What is the length of 100 similar ribbons?

10. Multiply 9.124 by 8

11. A bag weighs 12.153g. What is the mass of 8 bags of the same size ?

12. A tank contains 60.123l of water.Find

the quantity of water in 15 similar tanks .

13. A pair of scissors costs RM 1.20. What is the cost of 25 similar scissors ?

14. A bottle of jam contains is 0.345 kg . Rahmat buys 9 bottles of the jam . How many litres of jam does he buy ?

15. There are 10 plastics of apples . Each plastics weighs 1.655 kg. What is the total mass of the apples ?

16. Aida needs 1.236 m of ribbons to tie a present. How much string is needed to tie 10 presents of the same size ?

17. A tin of canned pineapple weighs 0.564 kg. What is the total mass of 10 similar tins of canned pineapples ?

18. There is 2.4 litres of water in a container. How many itres of water are there in 100 containers of the same size ?

19. Mrs Lee poured 0.345 l of milk in a

cup. How many litres of milk does she needs to pour in 7 cups of the same size ?

20. The total length of a square is 0.75 m . Calculate the length of 100 squares of the same size.

21. Sally buys 8 packets of biscuits. The mass of a packet is 1.385 kg. Find the total mass of the biscuits .

22. Abu buys a box of sardines. There are 15 tins in the box . Each tin weighs 0.565kg. Find the total mass of sardines Abu buys.

23. The mass of a flower pot is 1.927 kg. Zainab buys 5 flower pots. What is the total mass of all the flower pots ?

24. A bottle of cooking oil weighs 0.75 kg. Puan Fatimah buys 9 bottles. What is the mass of the cooking oil altogether ?

25. A bottle of tomato sauce holds 1.1l . What is the total amount of

100 bottles ?

26. 0.305 l of orange juice is poured into

a glass. How many litres of orange juice in 100 glasses of the same size ?

27 .What is the total weight of 100 similar packets of biscuits if a packet weighs 0.5kg ? weighs 0.5kg ?

28. An apple weighs 0.225 kg . A papaya is 6 times the mass of the apple. Caculate the mass of the papaya ?

29. Lilian drinks 0.403 litre of milk every day. How many litres of milk she drinks in two weeks ?

30. A coconut weighs 3.45kg. Five watermelons weigh 10 times the mass of the coconut. Find the total mass of all the watermelons ?

Topic : Decimals Learning Area 5: Division of decimals..

Learning Outcome : a) Divide a whole number up to three decimals places by

10, 100 and 1000

b) Divide a whole number by a one digit number and a

two digit number

1. 123 4 = 2. 7 8 =

3. 98 5 = 4. 99 25 =

5. 546 10 = 6. 543 10 =

7. 34 10 = 8. 3 10 =

9. 99 100 = 10. 35 100 =

11. 8326 100 = 12. 1 100 =

13. 332 1000 = 14. 5 1000 =

15. 59 1000 = 16. 697 1000 =

17. Find the value of 34 divided by 5 18. Find the value of 95 divided by 25.

19. Divide 76 by 10 20. Divide 23 by 10.

21. Divide 2 by 100 22. Divide 43 by 100

23. Find the value of 9 divided by 100 24. Find the value of 65 divided by 100.

25. Calculate 3.875 16. Give your answer to three decimal places

26. Calculate 6.0785 100 . Give your answer to three decimal places.

27. 45 P = 0.45 . Find the value of P. 28. 6 P = 0.6. Find the value of P.

29. Find the quotient of 89 5. Give your answer to three decimal places.

30. Find the quotient of 124 100 . Give your answer to three decimal places .

Topic : Decimals Learning Area 5: Division of decimals..

Learning Outcome : Divide a decimal number up to three decimals places by

a) a one digit number

b) a two digit number

c) 10

d) 100

1. 8.9 4 = 2. 6.124 4 =

3. 0. 275 5 = 4. 78.6 6 =

5. 12.56 20 = 6. 10.5 15 =

7. 12.355 10 = 8. 16.666 13 =

9. 0.0 72 3 = 10. 8 9.7 100 =

11. 9.5 4 = 12. 550.4 100 =

13. 11.2 10 = 14. 87.65 10 =

15. 43.34 5 = 16. 17.875 25 =

17. Find the value of 36 divided by 5

18. Find the value of 3.42 divided by 100.

19. Divide 98 by 5 20. Divide 162 by 4

21. Divide 88.4 by 100 22. Divide 77 by 100.

23. Find the quotient of 23.9 10 24. Find the quotient of 13.9 10.

25. Calculate15.686 8 . Round off the answer to three decimal places.

26. Calculate 68.568 15 . Round off the answer to three decimal places

27.. Find the value of 3.6 divided by 5. 28. Find the value of 3.615 divided by 5.

29. Divide 9.324 by 9 30. Divide 2.906 by 8

Topic : Decimals Learning Area5 Division of decimals..

Learning Outcome : Solve problems involving division of decimal numbers

1. A length of a rope is 10m . Salim cuts the rope into 8 pieces of equal length. Calculate the length of one piece.

2. A sack of sugar weighs 75.6 kg. Pak Abu wants to repack the sugar into 6 smaller packets of the same mass. What is the mass of a packet of sugar ?

3. Nadia has 46 m of cloth .She cuts the the cloth into 8 pieces. Find the length of one piece. Give your answer to three decimal places.

4. A tape measuring 7.5 m is cut into 6 pieces.What is the length of each part ?

5. 6kgof flour is packed in 8 packets. What is the weight of rice in each packet ?

6. 89 m of ribbon is needed to make 25 roses. How much ribbons is needed for a rose?

7. If 22 kg of meat is divided equally among 5 people, how much does each person gets ?

8. A teacher bought 45 kg of rambutans. It was divided equally to 8 classes. How much does each class gets ?

9. The total weight of 4 packets of biscuits is 23 kg. What is the weight of a packet of biscuit , if it is divided equally ?

10. 8 similar pails hold 54 l. How much

does each pail holds ?

11. A bakery shop used 67.746kg of flour in a week to make cookies. How much flour is used for a day ?

12. 10.35 kg of onions are packed equally into 10 plastics. Calculate the mass of a plastic of onions.

13. Pak Samad bought 8.325 acres of land. He divided the land equally to his 5 sons. How many acres did each of his sons get ?

14. 9.275 litres of milk is poured into 7 cups. How much milk is there in each cup?

15. 8 .35m of cloth is needed to make 5 dresses. How much is needed to make a dress ?

16. !0 groups of boys scout shared 12.75 kg of cabbages during their camping. How much cabbage did each group get ?

17. 9.36kg of salt is packed in 20 packets. What is the weight of salt in each packet ?

18. The water in bikar X is 7.375 litres. The water in bikar Y is less 5 times than bikar X. Calculate the water in bikar Y. .

19. A bottle contains 6.321 litres of kerosene. Puan Samsiah pours it into 10 oil lamps . How much does each oil lamps has ?

20. 8 similar packets of rice weighs 38.8 kg. What is the weight of each packet ?

SUMATIVE TEST:

DECIMALS

can be written as

A 1.5

B 0.15

C 0.015

D 0.0015

2. Twenty-three and four hundred fifty-five thousandths can be written

as

A 2445.5

B 23 455

C 234.55

D 23.455

3. The place value of 3 in 62.863 is

A ones

B tenths

C hundredths

D thousandths

4. State the value of 1 in 6.216

A

B 1

C

D

5. 16.505 to the nearest hundredths is

A 16.50

B 16.51

C 20.505

D 20.51

6. 7.54 is to the nearest hundredths for the following except

A 7.549

B 7.541

C 7.540

D 7.537

7. 7.871 to the nearest tenths is

A 8.1

B 8.0

C 7.9

D 7.87

8. 14.2 is to the nearest tenths for the following except

A 14.25

B 14.24

C 14.20

D 14.16

9. Find the sum of 4.632, 17.449 and 32.147.

A 54.288

B 54.228

C 53.288

D 53.228

10. 10.463 + 3.228 = . What is the missing value?

A 13.691

B 13.235

C 7.691

D 7.235

11. 16.31 + 6.42 + 20.663 + 6.693 =

A 51.096

B 51.086

C 50.096

D 50.086

12. 5.333 + 4.41 + 12.7 = P. Find the value of P. A 22.443

B 13.623

C 11.777

D 2.957

13.

+ 6.423

What is the missing value?

A. 10.078

B. 10.923

C. 22.078

D. 22.923

14. The temperature of a fluid is 32.5C. The temperature increases by

1.85C after 5 minutes. What is the temperature of the fluid after 5

minutes?

A 30.35

B 30.65

C 31.0

D 34.35

15. Hafiz takes 1.125 g of vitamin A, 2.545 g of vitamin C and 0.875 g

vitamin E. What is the total amount of vitamins, in g, does he take?

A 4.445

B 4.455

C 4.545

D 4.555

16.501

16.

Ahmad weighed three samples of soil. What is the total weight of the

soil altogether?

A 8.405 g

B 8.305 g

C 8.205 g

D 8.105 g

17. 31.445 16.213 =

A 16.232

B 15.232

C 14.232

D 13.232

18. 17.465 8.032 4.522 =

A 7.911

B 6.911

C 5.911

D 4.911

19. 18.662

-


A 12.171

B 14.171

C 24.153

D 25.153

6.491

2.563 g 4.192 g 1.650 g

20. 16.211 - - 3.428 = 10.69


A 2.093

B 2.193

C 8.949

D 9.949

21.

What is the difference between the volume of water in the test

tubes?

A 0.08 ::

B 0.25 ::

C 0.685 :

D 1.015 :

22. Peter has RM40.50. Samad has RM5.75 less than Peter. How much

money does Samad have?

A RM35.75

B RM35.25

C RM34.75

D RM34.25

23. A tennis ball weighs 10.75 g. A ping-pong ball weighs 2.85 g. What is

the difference in mass between the two balls?

A 7.9 g

B 8.1 g

C 12.1 g

D 13.5 g

0.085 0.165

24.

The diagram above shows two bottles containing orange juice. What is

the difference in volume of the two bottles?

A 4.5

B 3.2

C 2.8

D 1.8

25. Multiply 6.315 by 5.

A 31.575

B 30.575

C 25.575

D 21.575

26. 4.532 X 17 =

A 75.044

B 76.044

C 77.044

D 78.044

27.

What is the total mass of perfume in 100 bottles of the same size?

A 46 550 g

B 4 655 g

C 465.5 g

D 46.55 g

4.655 g

2.5 0.7

28. 12.113 X 1000 =

A 12 113

B 12 110

C 1 211.3

D 121.13

29. Y x 16 = 58.432. What is the value of Y?

A 3.652

B 4.652

C 5.652

D 6.652

30. A book weighs 102.255 g. What is the mass of 7 books of the same

size?

A 714.785 g

B 715.785 g

C 716.785 g

D 717.785 g

31. A tank contains 50.65 litres of water. Find the quantity of water in 25

similar tanks.

A 2 026

B 1 266.25

C 1 166.25

D 1 013.25

32. An exercise book costs 36 sen. What is the cost of 100 similars

books?

A RM3.60

B RM36

C RM360

D RM3 600

33. 6693 1 000 =

A 0.6693

B 6.693

C 66.93

D 669.3

34. Which of the following is incorrect?

A 446.5 100 = 4.465

B 1 765 100 = 17.65

C 20.45 100 = 2.045

D 136 100 = 1.36

35. 16.386 6 =

A 2.531

B 2.631

C 2.731

D 3.631

36. Y 8 = 6.402. Find the value of Y.

A 50.216

B 51.216

C 52.216

D 53.216

37. 22 pens weigh 40.348 g. What is the mass of each pen?

A 1.834

B 2.017

C 2.817

D 2.834

38. If the weight of 1 000 beads is 224 g, calculate the mass of each

bead.

A 22.4 g

B 2.24 g

C 0.224 g

D 0.0244 g

39. A lorry travelled 324.644 km in 4 hours. Find the distance travelled

by the lorry in an hour.

A 81.161

B 71.161

C 61.161

D 51.161

40. 243.56 litres of petrol is needed to fill 8 lorries. How much petrol is

needed for each of the lorry?

A 15.445 :

B 20.445 :

C 25.445 :

D 30.445 :

SUMATIVE TEST: DECIMAL.

Paper 2

1. Write as a decimal number.

2. What fraction of the area in the diagram is shaded? Give your answer

in decimal form?

3. Round off 10.625 to the nearest tenths.

4.

The value of X is ____________________

5. 3.67 + 17 + 0.453 + 3.12 =

1.44 1.46 1.48 X 1.52 1.54 1.56

6. Solve 10.641 + 3.567

7. __________ + 4.63 + 0.428 = 11.014. Find the missing value.

8.

What is the total weight of the shoes and stockings in the diagram

above?

9. 4.63 0.227 = ____________

10. 12.49 4.632 = ___________ . What is the missing value?

11. Find the difference between and in decimal numbers.

12. A gold ring weighs 1.067 g. A gold chain weighs 10.223 g. Find the

difference in the mass of both items.

13. Write x 100 as a decimal number.

320.6

g 6.57 g

14.

What is the total weight of 35 similar chocolate bars?

15. The cost of a pen is RM1.85. Find the cost of 7 similar pens.

16. The length of a straw is 15.4 cm. What is the total length, in cm of

100 similar straws?

17. Divide 3 by 8. Write your answer as a decimal number.

18. 46 1 000 =

19. A cyclist travels 16.44 km in 3 hours. What is the average distance

travelled in an hour?

20. 100 bottles contains 12.5 litres of water. Find the volume of water in

each bottle.

3.45 g

y5 topic 3 - decimals.pdf

Documents