WMPB11033A
Primary
Mastering Mathematics Workbook 1A
Special Features
3 Topical-based practices 3 5 sets of revision papers 3 Challenging questions 3 Complete answers
Topic-By-Topic
Latest
MOE Syllabus
Primary WMPB11033A ISBN 978-981-07-0543-5
Pelangi Publishing Singapore Pte. Ltd.
( 201112597 C )
,!7IJ8B0-hafedf! Lilian Yeo
mastering maths wb1A.indd 1
8/20/14 2:41 PM
Unit 1
Numbers 0 to 10 ................................................. 1
Unit 2 Number Bonds.................................................... 10 General Revision 1 ........................................................ 14 Unit 3 Addition within 10 .............................................. 19 Unit 4 Subtraction within 10 ........................................... 27 General Revision 2 ........................................................ 36 Unit 5 Shapes and Patterns .......................................... 42 Unit 6 Ordinal Numbers................................................ 48 General Revision 3 ........................................................ 54 Unit 7 Numbers Up to 20 ............................................. 58 Unit 8 Addition and Subtraction within 20 ......................... 63 Unit 9 Length ............................................................ 73 General Revision 4 ........................................................ 78 Final Revision .............................................................. 83 Challenging Questions ................................................... 90 Answers .................................................................... 95 iv
2
Number Bonds
A Fill in the missing number in each box to complete the number
bond. 1. 10
2. 8
3. 7
4. 6
5. 9
10
Mathematics Primary 1A Unit 2 Number Bonds
B Write the number bond for each question below. Then, fill in
the blanks with the correct answers. 1. 6 and
make 6.
and
make 8.
and
make 10.
and
make 9.
and
make 10.
2.
3.
4.
5.
11
Mathematics Primary 1A Unit 2 Number Bonds
C Find all the number bonds for these numbers.
1. (a)
2. (a)
3. (a)
4. (a)
5. (a)
12
4
5
7
6
9
(b)
(b)
(b)
(b)
(b)
4
5
7
6
9
(c)
(c)
(c)
(c)
(c)
4
5
7
6
9
(d)
(d)
(d)
7
6
9
(e)
9
Mathematics Primary 1A Unit 2 Number Bonds
D Fill in the missing number in each box to
complete the number bonds.
1.
3
2.
1
3.
3
1
5.
7.
4.
4
5
7
2
1
1
6.
1 9
2
8.
8
2
9.
2
10 4
10.
0
1
13
1 A Write in words. 1.
1
2.
4
3.
6
4.
7
5.
8
6.
10
B Write the correct number of objects in numerals. 1.
2.
There are the vase.
flowers in
4.
There are the aquarium.
14
calves
feeding from the cow.
3.
There are
goldfish in
There are the tree.
apples on
Mathematics Primary 1A General Revision 1
C Cross out the stated number of objects. 1.
2.
4 3.
5 4.
7
8
D Arrange these numbers in order. 1. Begin with the greatest number. 4
6
10
8
9
1
5
2
3
7
2. Begin with the smallest number. five ten
eight
two
three four
one
zero six
nine
seven
15