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MultiplyingDecimals

DividingDecimals

Multiply orDivide

10, 100, 1000

Add Decimals

SubtractDecimals

2

3.18 x 6 = ?

3

3.18 x 6 = 19.08

4

7.4 x 4.5 = ?

5

7.4 x 4.5 = 33.3

6

The photographer made a frame length = 4.67 inches and

width = 1.5 inches.Find the area of the picture that

will fit inside the frame. Use the Formula A = l x w

7

4.67 x 1.5 = 7.005The area of the picture is

7.005 sq inches

8

Paul’s mother made a blanket thatmeasure 1.65 meters in width

and 2.5 meters in length.Find the area of the blanket, use the

Formula A = l x w

w = 2.5l = 2.5

9

1.65 x 2.5 = 4.125 sq meters

w = 2.5l = 2.5

10

The micro-chipMeasured 1.23 cm in length and

0.27 cm in width.What is the area of the micro-chip?

Use the formula A = l x w

w = 0.27 cm

l = 1.23 cm

11

l x w = Area 1.23 x 0.27 = 3.0321 sq. cm

w = 0.27 cm

l = 1.23 cm

12

5.60 ÷ 4 = ?

13

5.60 ÷ 4 = 1.40 or 1.4

5.60- 4

16 - 16

00

41.40

14

5.65 ÷ 5 = ?

15

5.65 ÷ 5 = 1.13

16

The rope measured 7.40 feet long.The teacher gave 5 students part of the rope, how much did each

student receive?

17

7.40 ÷ 5 = 1.48Each student will get 1.48 feet of rope

18

Ron found $27.56. He decidedto share the money with three

other friends, how much will each get?

19

27.56 ÷ 4 = 6.89Each person (4 people total) will

receive $6.89

20

John found a diamond that weighed28.284 gram. He decided

to make 12 diamonds. How muchwill each diamond weigh?

21

28.284 ÷ 12 = 2.357Each diamond weighs 2.357 grams

22

4.25 x 10 = ?

23

4.25 x 10 = 42.5

24

124.5 ÷ 100 = ?

25

124.5 ÷ 100 = 1.245

26

If d = 1000 and e = 75 Calculate e ÷ d

27

e ÷ d 75 ÷ 1000 = 0.075

28

If a = 78.6 and b = 100Find a ÷ b

29

If a = 78.6 and b = 100Find a ÷ b

78.6 ÷ 100 = 0.786

30

John had 100 boards that measured7.56 inches long.

How many feet of board does he have?

31

John had 100 boards that measured7.56 inches long.

How many feet of board does he have?100 x 7.56 = 756 inches

756 ÷ 12 = 63 feet of board

32

5.25 + 2.45 = ?

33

5.25 + 2.45 7.70

34

9.78 + 6.5 = ?

35

9.78 + 6.5 = 16.28

36

At the fishing contest, the River Wolvescaught 98 pounds of fish on Saturday and 7.6 pounds Sunday. What was the

total of pounds they caught?

37

98 + 7.6 = 105.6They caught 105.6 pounds of fish

38

The waiter found the following amountof change in three different booths

5.67 0.93 4.50

How much did he find?

39

5.67 + 0.93 + 4.50 = 11.10He found $11.10

40

Paul collected the following amount of money from his friends:

$1.23 $4 $56 $8.77How much did he collect in all?

41

Paul collected the following amount of money from his friends:

$1.23 $4 $56 $8.77How much did he collect in all?

1.23 4.00

56.00 + 8.77 70.00

42

5.25 – 3.12 = ?

43

5.25 – 3.12 2.13

44

6.78 – 3.8 = ?

45

6.78 – 3.8 = 2.98

46

The carpenter had a boardthat measured 87 inches long.

Unfortunately it was 0.96 too long ?How long was the board after he

cut part of it off?

47

The carpenter had a boardthat measured 87 inches long.

Unfortunately it was 0.96 too long ?How long was the board after he

cut part of it off?

87.00 – 0.96 86.04

48

Tom used 85.7 pounds of sand.He gave 4.05 pounds to his little brother.

How many pounds of sand does hehave left?

49

Tom used 85.7 pounds of sand.He gave 4.05 pounds to his little brother.

How many pounds of sand does hehave left?

85.70 – 4.05 81.65

50

Joan had 15.5 feet of rope. She gave 6.25 feet to her sister

and 2.35 feet to her niece.How much rope does she have left?

51

Joan had 15.5 feet of rope. She gave 6.25 feet to her sister

and 2.35 feet to her niece.How much rope does she have left?

15.50 - 6.25 9.25 - 2.35 6.90