James Burnett

Calvin Irons

SENIOR AUTHORS

Debi DePaul

Peter Stowasser

Allan Turton

contributing authors

PRACTICE BOOK

James Burnett

Beth Lewis

Donna Richards

Stacey Lawson

PROGRAM EDITORS

SAMPLE PAGES

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1ORIGO Stepping Stones • Year 31.2

1. Write the time or draw clock hands to match.

a.

:

b.

:

c.

12: 15d.

2:30

2. Drawcoinstoshowtwodifferentwaystopayforeachitem.Useexactamounts.

85c

a.

b.

65c

3. Completethemissingparts.

a.

5 hundreds

1 ten

b.

240

7 ones

3_PB_1-3.indd 1 22/10/13 11:56 AM

SAMPLE

2ORIGO Stepping Stones • Year 3

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1.3

DINNER TIMEHelp the fly reach the rubbish bin safely.

For each of these, write an addition fact that will help you work out the subtraction fact. Then write the answer and colour the plates that show even subtraction fact answers to show the safest path to the rubbish bin.

4 − 2 =

+ =

6 − 5 =

+ =

7 − 5 =

+ =

9 − 5 =

+ =

6 − 2 =

+ =

5 − 2 =

+ =

9 − 2 =

+ =

8 − 4 =

+ =

6 − 3 =

+ =

7 − 6 =

+ =

7 − 2 =

+ =

8 − 6 =

+ =

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3ORIGO Stepping Stones • Year 31.4

1. Loopthefractionthencompletethesentence.

a.

One-quarterof28is .

b.

One-eighthof24is .

2. Drawthecoinsyouwouldreceiveaschange.

Price Amount you pay Change you receive

a.

b.75c

25c

3. Writethematchingnumberontheexpanderandinwords.

b.

a.

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4ORIGO Stepping Stones • Year 31.6

1. Colour each rectangle to match the fraction.

a.

b.

c.

part of

equal parts

part of

equal parts

part of

equal parts

a.

The difference is about cm.

68 cm 95 cm

b.35 cm83 cm

The difference is about cm.

500 900700

2. Estimate the difference between these lengths. Then write a number sentence to show your thinking.

3. Write the numerals that should be in the boxes above the number line. Then draw a line from each box below the number line to show that numeral’s position.

550 850

4

2

8

1

1

1

3_PB_1-3.indd 4 24/10/13 4:49 PM

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5ORIGO Stepping Stones • Year 3

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1.7

DIGGING DIRT Workouteachoftheseanddrawastraightlinetothecorrectanswer. Thelinewillpassthroughanumberandaletter.Writetheletteraboveitsmatchingnumberatthebottomofthepage.Someanswersareusedmore thanonce.Thefirstonehasbeendoneforyou.

r

o

w

m

30

e

er

25

36

29

21

35 a27

22

26

32

ey

20

24

31

v

s39

9 + 6

11−5

4 + 7

12−5

16−7

14−9

6+2

8+5

5+7

13−8

h

h

23

t

Answers

7

12

15

11

8

6

5

4

13

9

17−9

7+2

7 + 8

3+9

5+1

9−5

15−8

12−3

12−8

4 + 9

o

33

a

s

28

e

37

n

38

34

36 37 38 3930 31 32 33 34 35

20 21 2422 2523 26 27 28 29

t

3_PB_1-3.indd 5 22/10/13 11:57 AM

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6ORIGO Stepping Stones • Year 31.8

1. Split each number into hundreds, tens and ones. There is more than one way.

2. Write a number sentence to show how you solve each problem. You can use the number line to help.

3. Draw a line to join each numeral to its position on the number line. Then write < or > in each circle to describe each pair of numerals.

40 6050

42 44 49 47 54 56

45 43 51 49 57 58

a. Noah jumped 64 cm. Fiza jumped 17 cm less than Noah. How far did Fiza jump?

b. Yuki jumped 47 cm. This was 18 cm less than Olivia. How far did Olivia jump?

40 8060 7050

a.

hundreds, tens and ones

375

3 7is the same as

b.

hundreds, tens and ones

215

is the same as

c.

hundreds, tens and ones

836

is the same as

d.

hundreds, tens and ones

409

is the same as

3_PB_1-3.indd 6 7/11/13 11:27 AM

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7ORIGO Stepping Stones • Year 31.10

1. Loop tens and ones blocks to match. Then complete the expander.

Favourite Superhero

Marvel Girl

Ironman

Spiderman

Invisible Woman

= 1 vote

a. Who is the most popular superhero?

b. What is the difference between the number of votes for Invisible Woman and Ironman?

c. students voted altogether.

3. Write the numeral that should be in the position shown by each arrow. Think carefully before you write.

200 400300

a. b. d.

e. f. g. h.

c.

681

2. Some Year 3 students voted for their favourite superhero.

3_PB_1-3.indd 7 7/11/13 11:28 AM

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8ORIGO Stepping Stones • Year 3

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1.11

WAKE UP!How long does it take sunlight to reach the Earth?

Workouteachoftheseanddrawastraightlinetothecorrectanswer. Thelinewillpassthroughaletter.Writetheletterinthespacebelowtheanswer.

51−20 65−29

47+32

55−18

78−10

26+39

39−26 45+45

65−21

23+23

20+43

18+37

s

n

ut

i

h

m

e

g

ti

e

65 79 37 63 31 68 46 36 44 1355 90

3_PB_1-3.indd 8 22/10/13 11:57 AM

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9ORIGO Stepping Stones • Year 31.12

1. This table shows amounts raised by Years 2 and 3.

a. Write the amounts that are less than $150.

b. Write the amounts raised by Year 3 in order from least to greatest.

c. Write the amounts raised by Year 2 in order from greatest to least.

YearWeek

One Two Three Four Five

2 $146 $175 $206 $217 $105

3 $158 $195 $132 $149 $291

2. Write possible or impossible to describe your chance of doing these activities.

a. eat seafood tonight

c. drive a car

d. visit a zoo

b. grow wings

254 676 912

3. a. Round each number to the nearest ten.

759 149 351

b. Round each number to the nearest hundred.

3_PB_1-3.indd 9 24/10/13 4:50 PM

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10ORIGO Stepping Stones • Year 32.2

1. Writeeachtimetwodifferentways.

b.a.

halfpast

minutespast

quarterpast

minutespast

8: 15

2. Completethemissingparts.

4 ones

8 hundreds

2 tens

a.

2 hundreds

9 tens

5 ones

b.

3. Roundonenumbertothenearestten.Thenestimatethetotal. Drawjumpsonthenumberlinetoshowyourthinking.

b.45+78

Estimate

a.69+26

Estimate 70

+26

3_PB_1-3.indd 10 22/10/13 11:57 AM

SAMPLE