Preschool Mathematics - SAP Education...ANSWERS to |Conquer| Preschool Mathematics Nursery B ©...
Transcript of Preschool Mathematics - SAP Education...ANSWERS to |Conquer| Preschool Mathematics Nursery B ©...
Preschool Mathematics
© Singapore Asia Publishers Pte Ltd. ALL RIGHTS RESERVED.
NurseryBook B
ALL RIGHTS RESERVEDAll rights reserved. No part of this publication may be reproduced, stored in a retrieval system, or transmitted in any form or by any means, electronic, mechanical, photocopying, recording or otherwise, without the prior permission of the publishers.Set of beautiful children characters created by freepik – www.freepik.com
ISBN-13 978-981-32-8601-6
Printed in India
|Conquer| Preschool Mathematics Nursery B
First Edition 2020
© Singapore Asia Publishers Pte Ltd teachers@work is an imprint of Singapore Asia Publishers Pte Ltd
Published and Distributed by: Singapore Asia Publishers Pte Ltd219 Henderson Road #10-04 Henderson Industrial Park Singapore 159556 Tel : +65 6276 8280 Fax : +65 6276 8292 Email: [email protected]: www.sapgrp.comFacebook: Singapore-Asia-Publishers
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ANSWERS to |Conquer| Preschool Mathematics Nursery B© Singapore Asia Publishers Pte Ltd. All rights reserved.Reproducible for home/classroom use only.STRICTLY NOT FOR SALE.Look for other useful resources: www.sapgrp.com
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|Conquer| Preschool Mathematics Nursery B© Singapore Asia Publishers Pte Ltd 3
Match the number to the word.
2 five
5 nine
10 two
9 three
8 zero
3 ten
0 eight
Activity 1
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Count and write the number. Colour the pictures.
3
Activity 2
6
4
7
10 8
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5
1
3
2
9
0|Conquer| Preschool Mathematics Nursery B© Singapore Asia Publishers Pte Ltd 6
Fill in the missing numbers. Colour the pictures.
12
3
45
67
8
9
10
Activity 3
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ANSWERS to |Conquer| Preschool Mathematics Nursery B© Singapore Asia Publishers Pte Ltd. All rights reserved.Reproducible for home/classroom use only.STRICTLY NOT FOR SALE.Look for other useful resources: www.sapgrp.com
|Conquer| Preschool Mathematics Nursery B© Singapore Asia Publishers Pte Ltd 9
1 + 0 = 1 6 + 0 = 6
2 + 0 = 2 7 + 0 = 7
3 + 0 = 3 8 + 0 = 8
4 + 0 = 4 9 + 0 = 9
5 + 0 = 5 10 + 0 = 10
Activity 4
Add 0 to each number.
0 means nothing. When we add 0 to a number, the number does not change. The answer is the number itself.
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0 + 3 = 3
0 + 1 = 1
0 + 2 = 2
0 + 4 = 4
6 + 0 = 6
0 + 7 = 7
0 + 5 = 5
9 + 0 = 9
0 + 10 = 10
8 + 0 = 8
0 + 0 = 0
Activity 5
Add.They are the same!
3 + 0 = 30 + 3 = 3
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0 + 1 = 1 5 + 1 = 6
1 + 1 = 2 6 + 1 = 7
2 + 1 = 3 7 + 1 = 8
3 + 1 = 4 8 + 1 = 9
4 + 1 = 5 9 + 1 = 10
Activity 6
Add 1 to each number.
0 1 2 3 4 5 6 7 8 9 10
Use this number bar to help you.
When adding 1 to a number, the answer will be the number just after it.
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1 + 5 = 6
1 + 3 = 4
1 + 1 = 2
8 + 1 = 9
1 + 9 = 10
1 + 2 = 3
1 + 7 = 8
4 + 1 = 5
1 + 6 = 7
0 + 1 = 1
Activity 7
Add.They are the same!
5 + 1 = 61 + 5 = 6
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ANSWERS to |Conquer| Preschool Mathematics Nursery B© Singapore Asia Publishers Pte Ltd. All rights reserved.Reproducible for home/classroom use only.STRICTLY NOT FOR SALE.Look for other useful resources: www.sapgrp.com
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|Conquer| Preschool Mathematics Nursery B© Singapore Asia Publishers Pte Ltd 14
Activity 8
Add. Then draw a line to match.
1 + 4
2 + 1
1 + 8
3 + 1
9 + 1
9
3
5
10
4
|Conquer| Preschool Mathematics Nursery B© Singapore Asia Publishers Pte Ltd 16
Add 2 to each number.
1 + 2 = 3 5 + 2 = 7
2 + 2 = 4 6 + 2 = 8
3 + 2 = 5 7 + 2 = 9
4 + 2 = 6 8 + 2 = 10
Activity 9
0 1 2 3 4 5 6 7 8 9 10
Use this number bar to help you.
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Add.
Activity 10
They are the same!3 + 2 = 52 + 3 = 5
2 + 3 = 5
2 + 5 = 7
1 + 2 = 3
2 + 2 = 4
2 + 4 = 6
0 + 2 = 2
2 + 6 = 8
7 + 2 = 9
2 + 8 = 10
|Conquer| Preschool Mathematics Nursery B© Singapore Asia Publishers Pte Ltd 18
Colour the books that show the same sums.
Activity 11
1 + 1
2 + 2
7 + 2 7 + 1
0 + 7 2 + 7
0 + 2 8 + 0
8 + 2 2 + 8
2 + 4 4 + 1
2 + 2 4 + 2
2 + 5
5 + 2
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|Conquer| Preschool Mathematics Nursery B© Singapore Asia Publishers Pte Ltd 20
Activity 12
Add to make 10.
It is good to remember by heart the two numbers that make 10.
0 + 10 = 10 10 + 0 = 10
1 + 9 = 10 9 + 1 = 10
2 + 8 = 10 8 + 2 = 10
3 + 7 = 10 7 + 3 = 10
4 + 6 = 10 6 + 4 = 10
5 + 5 = 10
|Conquer| Preschool Mathematics Nursery B© Singapore Asia Publishers Pte Ltd 21
Activity 13
18
27
39
06
410
Match two numbers to make 10.
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Activity 14
What two numbers make 10? Fill in the boxes.
3 and 7 make 10.
3 + 7 = 10
5 and 5 make 10.
5 + 5 = 10
9 and 1 make 10.
9 + 1 = 10
8 and 2 make 10.
8 + 2 = 10
4 and 6 make 10.
4 + 6 = 10
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Activity 15
What two numbers make 10? Draw the missing dots.
and make 10.
and make 10.
and make 10.
and make 10.
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|Conquer| Preschool Mathematics Nursery B© Singapore Asia Publishers Pte Ltd 24
Activity 16
What two numbers make 10? Draw the missing dots.
and make 10.
and make 10.
and make 10.
and make 10.
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Add the same numbers.
1 + 1 = 2 4 + 4 = 8
2 + 2 = 4 5 + 5 = 10
3 + 3 = 6 0 + 0 = 0
Activity 17
It is good to remember by heart the answers to adding two same numbers.
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Add.
3 + 3 = 6 5 + 5 = 10
2 + 2 = 4 0 + 0 = 0
1 + 1 = 2 4 + 4 = 8
Activity 18
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Colour the box that shows the correct sum.
3 + 3 4 + 4
1 + 1 2 + 2
4 + 4 5 + 5
2 + 2 3 + 3
Activity 19
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ANSWERS to |Conquer| Preschool Mathematics Nursery B© Singapore Asia Publishers Pte Ltd. All rights reserved.Reproducible for home/classroom use only.STRICTLY NOT FOR SALE.Look for other useful resources: www.sapgrp.com
|Conquer| Preschool Mathematics Nursery B© Singapore Asia Publishers Pte Ltd 30
Activity 20
Count and compare.
3 is greater than 2 . 2 is smaller than 3 .
6 is greater than 4 . 4 is smaller than 6 .
7 is greater than 3 . 3 is smaller than 7 .
3
2
6
7
3
4
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4 is greater than 1 . 1 is smaller than 4 .
5 is greater than 3 . 3 is smaller than 5 .
8 is greater than 6 . 6 is smaller than 8 .
4
1
5
3
6
8
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What numbers are greater than 3?Colour the apples that have numbers greater than 3.
What numbers are smaller than 7?Colour the apples that have numbers smaller than 7.
2 5
8
3
10
6
08
4
61
9
Activity 21
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Count 1 more and 1 less.
3 is 1 more than 2 . 2 is 1 less than 3 .
6 is 1 more than 5 . 5 is 1 less than 6 .
7 is 1 more than 6 . 6 is 1 less than 7 .
Activity 22
2
3
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4 is 1 more than 3 . 3 is 1 less than 4 .
8 is 1 more than 7 . 7 is 1 less than 8 .
10 is 1 more than 9 . 9 is 1 less than 10 .
|Conquer| Preschool Mathematics Nursery B© Singapore Asia Publishers Pte Ltd 36
Circle the correct number.
There are 7 bags.
1 more than 7 is 5 6 7 8 9.
There are 4 shirts.
1 less than 4 is 2 3 4 5 6.
Write the correct number.There are 5 cakes. There are 10 sweets.
6 is 1 more than 5. 9 is 1 less than 10.
Activity 23
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1 – 0 = 1 6 – 0 = 6
2 – 0 = 2 7 – 0 = 7
3 – 0 = 3 8 – 0 = 8
4 – 0 = 4 9 – 0 = 9
5 – 0 = 5 10 – 0 = 10
Activity 24
Subtract 0 from each number.
0 means nothing. When we subtract 0 from a number, the answer will be the number itself.
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1 – 0 = 1 3 – 0 = 3
4 – 0 = 4 6 – 0 = 6
9 – 0 = 9 7 – 0 = 7
10 – 0 = 10 8 – 0 = 8
Activity 25
2 – 0 = 22 – 0 = 2 2 – 0 = 25 – 0 = 5
Subtract.
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|Conquer| Preschool Mathematics Nursery B© Singapore Asia Publishers Pte Ltd 40
Activity 26
Colour the balloons that show the correct answers.
1 – 0 = 0
5 – 0 = 5
6 – 0 = 610 – 0 = 10
7 – 0 = 7 3 + 0 = 3
4 + 0 = 0
|Conquer| Preschool Mathematics Nursery B© Singapore Asia Publishers Pte Ltd 42
1 – 1 = 0 6 – 1 = 5
2 – 1 = 1 7 – 1 = 6
3 – 1 = 2 8 – 1 = 7
4 – 1 = 3 9 – 1 = 8
5 – 1 = 4 10 – 1 = 9
Activity 27
Subtract 1 from each number.
0 1 2 3 4 5 6 7 8 9 10
Use this number bar to help you.
When we subtract 1 from a number, the answer will be the number just before it .
|Conquer| Preschool Mathematics Nursery B© Singapore Asia Publishers Pte Ltd 43
6 – 1 = 5
2 – 1 = 1
9 – 1 = 8
Activity 28
Subtract.
4 – 1 = 3
3 – 1 = 2
5 – 1 = 4
1 – 1 = 0
7 – 1 = 6
10 – 1 = 9
8 – 1 = 7
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Activity 29
Trace the path that leads to the correct answer.
8 – 1
10 9 7
5 – 1
4 6 7
10 – 1
9 8 7
4 – 1
2 3 5
ANSWERS to |Conquer| Preschool Mathematics Nursery B© Singapore Asia Publishers Pte Ltd. All rights reserved.Reproducible for home/classroom use only.STRICTLY NOT FOR SALE.Look for other useful resources: www.sapgrp.com
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|Conquer| Preschool Mathematics Nursery B© Singapore Asia Publishers Pte Ltd 46
Subtract 2 from each number.
3 – 2 = 1 7 – 2 = 5
4 – 2 = 2 8 – 2 = 6
5 – 2 = 3 9 – 2 = 7
6 – 2 = 4 10 – 2 = 8
Activity 30
0 1 2 3 4 5 6 7 8 9 10
Use this number bar to help you.
|Conquer| Preschool Mathematics Nursery B© Singapore Asia Publishers Pte Ltd 47
Subtract.
5 – 2 = 3
6 – 2 = 4
3 – 2 = 1
4 – 2 = 2
7 – 2 = 5
8 – 2 = 6
9 – 2 = 7
10 – 2 = 8
2 – 2 = 0
Activity 31
We always subtract a smaller number from a greater number.
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Subtract. Tick () the correct sum.
Activity 32
5 – 0 = 5
8 – 2 = 7
3 – 2 = 2 10 – 1 = 9
4 – 1 = 3
6 – 1 = 5
7 – 2 = 5
9 – 0 = 0
2 – 0 = 2
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Activity 33
Subtract from 10.
10 – 0 = 10 10 – 10 = 0Remember:0 + 10 = 10
Remember:10 + 0 = 10
Remember the two numbers that make 10.3 + 7 = 10 10 – 3 = 77 + 3 = 10 10 – 7 = 3This is called a fact family.
10 – 1 = 9 10 – 9 = 1Remember:1 + 9 = 10
Remember:9 + 1 = 10
10 – 2 = 8 10 – 8 = 2Remember:2 + 8 = 10
Remember:8 + 2 = 10
10 – 3 = 7 10 – 7 = 3Remember:3 + 7 = 10
Remember:7 + 3 = 10
10 – 4 = 6 10 – 6 = 4Remember:4 + 6 = 10
Remember:6 + 4 = 10
10 – 5 = 5Remember:5 + 5 = 10
ANSWERS to |Conquer| Preschool Mathematics Nursery B© Singapore Asia Publishers Pte Ltd. All rights reserved.Reproducible for home/classroom use only.STRICTLY NOT FOR SALE.Look for other useful resources: www.sapgrp.com
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|Conquer| Preschool Mathematics Nursery B© Singapore Asia Publishers Pte Ltd 51
Subtract.
10 – 4 = 6 10 – 1 = 9
10 – 3 = 7 10 – 5 = 5
10 – 8 = 2 10 – 0 = 10
10 – 9 = 1 10 – 7 = 3
Activity 34
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Colour the cakes that show the correct answers.
2 + 6 = 9
4 + 1 = 5
7 + 0 = 0
5 – 2 = 3
1 + 5 = 7
8 – 0 = 8
3 + 3 = 6
9 – 2 = 7
6 + 4 = 10
10 – 1 = 8
Activity 35
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Subtract the same numbers.
1 – 1 = 0 6 – 6 = 0
2 – 2 = 0 7 – 7 = 0
3 – 3 = 0 8 – 8 = 0
4 – 4 = 0 9 – 9 = 0
5 – 5 = 0 10 – 10 = 0
Activity 36
Subtracting the same number from a number will always result in 0 because nothing is left.
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2 – 2 = 0 3 – 3 = 0
1 – 1 = 0 6 – 6 = 0
4 – 4 = 0 7 – 7 = 0
9 – 9 = 0 8 – 8 = 0
5 – 5 = 0 10 – 10 = 0
Activity 37
Subtract.
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Activity 38
Subtract.
3 – 0 = 3
4 – 4 = 0
7 – 1 = 6
7 – 0 = 7 10 – 1 = 9
8 – 8 = 0
|Conquer| Preschool Mathematics Nursery B© Singapore Asia Publishers Pte Ltd 58
Match the clock to the time.
8 o’clock
5 o’clock
12
678
9
1011 1
2
3
45
9 o’clock
12
678
9
1011 1
2
3
45
6 o’clock
12
678
9
1011 1
2
3
45
1 o’clock
12
678
9
1011 1
2
3
45
10 o’clock
12
678
9
1011 1
2
3
45
Activity 39
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Write the correct time.
It is 3 o’clock. 1 hour has passed. What time is it now?
1 hour after 3 o’clock is 4 o’clock.
It is 8 o’clock. 1 hour has passed. What time is it now?
1 hour after 8 o’clock is 9 o’clock.
1 hour after
1 hour after
Activity 40
|Conquer| Preschool Mathematics Nursery B© Singapore Asia Publishers Pte Ltd 62
It is 5 o’clock. 1 hour has passed. What time is it now?
1 hour after
1 hour after 5 o’clock is 6 o’clock.
It is 7 o’clock. 1 hour has passed. What time is it now?
1 hour after
1 hour after 7 o’clock is 8 o’clock.
It is 1 o’clock. 1 hour has passed. What time is it now?
1 hour after
1 hour after 1 o’clock is 2 o’clock.
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page 64 page 65
|Conquer| Preschool Mathematics Nursery B© Singapore Asia Publishers Pte Ltd 64
Write the correct time.
1 hour has passed. It is 4 o’clock now. What time is 1 hour before 4 o’clock?
1 hour before 4 o’clock is 3 o’clock.
1 hour has passed. It is 7 o’clock now. What time is 1 hour before 7 o’clock?
1 hour before 7 o’clock is 6 o’clock.
1 hour before
1 hour before
Activity 41
|Conquer| Preschool Mathematics Nursery B© Singapore Asia Publishers Pte Ltd 65
1 hour has passed. It is 5 o’clock now. What time is 1 hour before 5 o’clock?
1 hour before 5 o’clock is 4 o’clock.
1 hour has passed. It is 8 o’clock now. What time is 1 hour before 8 o’clock?
1 hour before 8 o’clock is 7 o’clock.
1 hour has passed. It is 10 o’clock now. What time is 1 hour before 10 o’clock?
1 hour before 10 o’clock is 9 o’clock.
1 hour before
1 hour before
1 hour before
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|Conquer| Preschool Mathematics Nursery B© Singapore Asia Publishers Pte Ltd 66
Colour the correct clock.
What time is 1 hour before 3 o’clock?
2 o’clock 4 o’clock
What time is 1 hour after 6 o’clock?
5 o’clock 7 o’clock
What time is 1 hour after 5 o’clock?
6 o’clock 4 o’clock
What time is 1 hour before 9 o’clock?
10 o’clock 8 o’clock
Activity 42