CARIBBEAN PRImARy mATHEmATICS Workbook 3 - Macmillan ...

CARIBBEAN Primary MATHEMATICS
Second edition
Workbook 3
Laurie Sealy and Sandra Moore
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Macmillan Education
Between Towns Road, Oxford OX4 3PP
A division of Macmillan Publishers Limited
Companies and representatives throughout the world
www.macmillan-caribbean.com
ISBN 978-0-230-40116-7
Text © Laurie Sealy and Sandra Moore 2012
Design and illustration © Macmillan Publishers Limited 2012
First published 2005
This edition 2012
All rights reserved; no part of this publication may be reproduced, stored
in a retrieval system, transmitted in any form or by any means, electronic,
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Designed by Oxford Designers and Illustrators and Macmillan Education
Typeset by Orchard Publishing, South Africa
Illustrated by Oxford Designers and Illustrators, Clive Goodyer and Tek-Art
Cover design by Oxford Designers and Illustrators
Cover illustration by Clive Goodyer
Printed and bound in Malaysia
2016 2015 2014 2013 2012
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Contents
Unit 1: Patterns and numbers
1 Counting in two and threes 5
2 Counting in fives and tens 5
3 Number patterns 6
4 Patterns and sequences 7
5 Comparing numbers 8
6 More comparing numbers 8
7 Comparing in practical settings 9
8 Sets 10
9 Odd and even numbers 11
10 Counting forwards and backwards 12
11 Writing numbers 13
12 Ordinal numbers 14
Unit 2: Number
1 Place value 15
2 More place value 15
3 Value 16
4 Expanding numbers 17
5 Identifying numbers 17
6 Shortening expanded numbers 17
7 Rounding 18
8 Rounding to hundreds 18
9 Rounding to dollars 18
10 Rounding and estimating 19
11 Estimating 19
12 Making ten 20
13 Simple addition 20
14 Algebra – missing addends 20
15 Simple column addition 21
Unit 3: Operations – addition and
subtraction
1 Addition with regrouping 22
2 Adding 3-digit numbers with
regrouping23
3 Simple subtraction 24
4 Missing numbers 24
5 Simple column subtraction 25
6 Practise regrouping 25
7 More regrouping 26
8 Subtraction with regrouping 26
9 Regrouping practice 27
10 Subtracting hundreds 27
11 Subtraction practice 28
12 Mixed addition and subtraction 29
13 Fact families + and – 30
14 Fact family trios 30
Assessment
Review: Self-check 1 31
Review: Self-check 2 33
Review: Self-check 3 35
Unit 4: Operations – multiplication
1 Multiply by 2 and 3 37
2 Multiply by 2 37
3 Multiply by 3 38
4 Multiply 2-digit numbers by 2 and 3 39
5 Multiply by 4 and 5 40
6 Multiply by 4 40
7 Multiply 2-digit numbers by 3 and 4 41
8 Multiply by 5 41
9 Multiply by 10 42
10 Inverse order in multiplication 43
11 Mixed multiplication practice 43
Unit 5: Operations – division
1 Dividing by 2 and 3 44
2 Division as sharing 44
3 Division as grouping 45
4 Divide 2-digit numbers by 2 45
5 Dividing – with a remainder 46
6 Dividing a 2-digit number by 2 –
regrouping tens 46
7 Dividing 2-digit numbers by 2 with
remainders47
8 Dividing by 3 47
9 Division problems 48
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10 Dividing 2-digit numbers by 3 48
11 Dividing 2-digit numbers by 3 with
regrouping49
12 Dividing by 4 and 5 50
13 Dividing 2-digit numbers by 4 and 5
with regrouping 50
14 Dividing by 4 or 5 with a remainder 50
15 More problems with divison 51
16 Mixed division 51
17 Completing fact families for × and ÷ 52
18 Fact families for × and ÷ 52
Unit 6: Money
1 Coins 53
2 More coins 53
3 Drawing coins 54
4 Drawing more coins 54
5 Dollars and cents 55
6 Shopping 56
7 More shopping 56
Unit 7: Geometry
1 Congruence 57
2 Symmetry 58
3 Lines of symmetry 58
4 Angles 59
5 2D and 3D shapes 60
6 Describing plane shapes 60
7 Describing solid shapes 61
Unit 8: Measurement
1 Rounding distance 62
2 Estimating and measuring distance 62
3 Capacity 63
4 Mass 64
Unit 9: Measurement – perimeter and
area
1 Perimeter 65
2 Adding sides 65
3 Measuring perimeter 66
4 Area 67
5 More on area 67
Assessment
Review: Self-check 468
Review: Self-check 570
Review: Self-check 673
Unit 10: Measurement – time
1 Telling time 76
2 Quarter to and quarter past 76
3 Practice – drawing the time 77
4 Drawing times from numbers 77
5 Understanding time in practical terms78
6 Showing and writing times 78
Unit 11: Statistics
1 Pictographs 79
2 Understanding tally charts and block
graphs80
3 Reading block graphs 81
4 Bar graphs 81
5 Working with statistics 82
Unit 12: Fractions
1 Parts of a whole 83
2 Part of a group 83
3 Part of a set 83
4 Equivalent fractions 84
5 Comparing fractions 85
6 Adding fractions 86
7 Subtracting fractions 86
Assessment
Review: Self-check 7 87
Review: Self-check 8 90
Review: Self-check 9 93
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Unit 1: Patterns and numbers
1 Counting in twos and threes (Use with 1.1 and 1.2)
1 3 5 7 9 10
12 16 18
21 27 29
31 34
42 45 48 50
53 56 59 60
64 68
71 80
83 87
98
1 Fill in the missing numbers in the number square, from 1–100.
2 Colour blue the numbers that are answers in the 2 times table.
3 Circle the numbers that are answers in the 3 times table.
2 Counting in fives and tens (Use with 1.3 and 1.4)
1 Colour red the numbers that are answers in the 5 times table.
2 List the numbers we use to count in tens.
______________________________________________________________________
Unit 1: Patterns and numbers 5
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3 Number patterns (Use with 1.5 and 1.7)
Fill in the missing numbers.
1 17, 18, 19, ____ , 21, ____ , ____ , 24, 25, ____ , ____
2 30, 33, ____ , ____ , 42, 45, ____ , ____ , ____ , 57, ____
3 67, 66, ____ , ____ , ____ , 62, 61, ____ , ____ , ____
4 98, 97, ____ , ____ , ____ , 93, ____ , ____ , 90, 89
5 22, 24, 26, ____ , ____ , 32, 34, ____ , ____ , ____
6 4, 8, ____ , ____ , ____ , 24, 28, ____ , ____ , ____ , 44
7 70, 68, ____ , ____ , 62, 60, ____ , ____ , ____ , ____
8 45, ____ , 55, ____ , ____ , ____ , 75, ____ , ____ , 90
9 41, ____ , 37, 35, ____ , ____ , ____ , 27, ____ , 23
10 60, 55, ____ , ____ , ____ , ____ , ____ , ____ , 20, ____
Challenge
a 84, 81, ____ , ____ , 72, 69, ____ , ____ , 60, ____
b 82, 84, ____ , ____ , 90, ____ , ____ , ____ , 98, 100
6 Unit 1: Patterns and numbers
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4 Patterns and sequences (Use with 1.6)
Continue these patterns.
1
_____ _____ _____
2
_____ _____ _____ _____
3
_____ _____ _____
4
_____ _____ _____ _____
5
_____ _____ _____
6
_____ _____ _____
7
_____ _____ _____ _____
8 M W W M M W W _____ _____ _____ _____
9 6 9 0 6 9 0 6 9 _____ _____ _____
10
_____ _____ _____ _____
Unit 1: Patterns and numbers 7
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5 Comparing numbers (Use with 1.8)
Compare these numbers using < or >.
1 17 41
7 19 21
2 34 16
8 37 47
3 9 1
9 48 80
4 13 10
10 104 95
5 23 27
11 186 168
6 51 15
12 251 132
6 More comparing numbers (Use with 1.9)
Find the total of each side, then put in or = to make each statement true.
1 5 + 3 6 + 2
6 19 – 3 7 × 2
2 3 × 2 5 × 1
7 20 – 4 15 + 5
3 8 + 5 3 + 12
8 5 + 19 21 – 3
4 14 + 6 22 – 2
9 13 + 5 17 – 0
5 2 × 6 5 + 6
10 7 × 2 7 + 7
8 Unit 1: Patterns and numbers
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7 Comparing in practical settings (Use with 1.10)
Use numbers to show what the words are telling you. Then put in or = to
compare both sides.
For example: Which is more: 6 × 2 or 3 × 5?
1 On Thursday I got to watch TV for 45 minutes after my homework. On
Saturday I watched TV for 30 minutes in the morning and 20 minutes after
lunch. Compare the two days.
______________________________
______________________________
2 James collected 16 shells, but 3 got broken. Tommy collected 10 shells and
then he found 2 more. Compare the numbers of whole shells each boy
kept.
______________________________
______________________________
3 My team scored 20 runs in the mini cricket game. The other team scored 24
points. Show which team had the greater number of runs.
______________________________
______________________________
4 Jenny and Liana were racing each other to see who could finish
‘Charlotte’s Web’ first. Jenny read 25 pages on the first day and 36 pages
on the second day. Liana read 29 pages on the first day and 41 pages on
the second day. Who was losing the race?
______________________________
______________________________
5 Chewing gum comes in packs of 5 strips or packs of 8 strips. I bought 4
small packs. Sami bought 3 large packs. Who had more strips of gum?
______________________________
______________________________
Unit 1: Patterns and numbers 9
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8 Sets (Use with 1.11)
1 Count the elements in each set.
W
Y
X
Z
a There are ____ elements in set W.
b There are ____ elements in set X.
c There are ____ elements in set Y.
d There are ____ elements in set Z.
2 Count and compare the number of elements in these sets.
Use or =.
P
P
Q
Q
S
S
T
T
10 Unit 1: Patterns and numbers
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9 Odd and even numbers (Use with 1.12)
1 Write the even number from each list of numbers.
a 27 40 13 51 65 ____
b 19 35 79 11 28 ____
c 99 7 36 85 43 ____
d 104 21 37 53 79 ____
2 Write the odd number from each list of numbers.
a 46 20 12 67 84 ____
b 11 58 76 34 92 ____
c 56 30 54 82 75 ____
d 62 45 38 100 16 ____
3 12 19 25 37 43 46 50 55 63 66 72 78 89
a
b
Circle all the odd numbers in the box.
Write all the even numbers from the box. __________________________
4 Complete the sequences of numbers. These are all ________ numbers.
a 10, 12, ____, ____, ____, 20
b 52, ____, ____, 58, ____, ____
c 100, ____, ____, ____, 92, ____
d 78, ____, ____, 84, ____, 88
5 Complete these sequences of numbers. These are all ________ numbers.
a 9, ____, ____, 15, 17, ____
b 35, 37, ____, ____, ____, 45
c 67, ____, ____, 73, ____, ____
d 81, ____, ____, ____, 73, ____, 69
Unit 1: Patterns and numbers 11
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10 Counting forwards and backwards (Use with 1.13 and 1.14)
1 RJ’s basketball team has 76 points and Paul’s
team has 65. Which team has more points?
________________________
2 In the game, John scored 28 points and Thomas
scored 36. Who scored more points? ______
How many more? ______ points.
3 My library book has 96 pages. I have read 82
pages so far. How many more pages do I have to
read? ________________________
4 My garden has a row of 26 hibiscus plants as a
hedge. My neighbour’s garden has 34 hibiscus
plants. How many fewer hibiscus plants do I
have? ________________________
5 There are 12 boys in Class 3A and 15 boys in Class 3B. How many boys are
there altogether? ________________________
6 Six aircraft were on the ground at the airport. I saw one more at the end
of the runway and two high up in the sky. How many aircraft could I see in
all? ________________________
7 Mum went to buy 100 flying fish for $90. When she cleaned them she
counted only 93. How many short of 100 was this? ______________________
12 Unit 1: Patterns and numbers
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11 Writing numbers (Use with 1.15)
Write these numbers in figures.
1 seventy-four _______
2 ninety-nine _______
3 fifteen _______
4 four hundred and thirty-two _______
5 three hundred and fifty _______
6 six hundred and nineteen _______
7 one hundred and sixty-eight _______
8 five hundred and seven _______
9 six hundred and eleven _______
10 two hundred and two _______
Write these numbers in words.
11 104 _______________________________________________________________
12 672 _______________________________________________________________
13 351 _______________________________________________________________
14 845 _______________________________________________________________
15 670 _______________________________________________________________
Unit 1: Patterns and numbers 13
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12 Ordinal numbers (1st, 2nd, 3rd, etc.)(Use with 1.16)
1 The ______________________ book on the shelf is the tallest.
2 The ______________________ and ______________________ books on the
shelf are lying down.
3 The ______________________ book on the shelf is the thickest.
4 The ______________________ book has fallen off the end of the shelf.
5 Three books after the tallest book is the ______________________ book
(Write its position.)
6 Fill in the missing ordinal words.
sixteenth, ______________________ , eighteenth, ______________________
twentieth
7 Write these ordinal numbers in words.
1st ______________________ 4th ______________________
12th ______________________
14 Unit 1: Patterns and numbers
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