My Father's World - Singapore Math Placement Answer Key 1B

Answer Key for Primary Mathematics 1B Placement Tests

1.

(a) 14
(b) 4

2.

(a) 5
(b) 3
(c) Luke
(d) 4
(e) 17

3.

(a) 65
(b) 28
(c) 30
(d) 27
(e) 20
(f) 35
(g) 6
(h) 3 tens 4 ones
(i) 4 tens 0 ones
(j) 28
(k) 34
(l) 34
(m) 29
(n) 16

4.

(a) 37
(b) 23
(c) 30

5.

13, 23, 27, 31

6.

(a) 15
(b) 32
(c) 20
(d) 40
(e) 30; 34
(f) 20; 21
(g) 2; 26
(h) 1; 18
(i) 33
(j) 36
(k) 22
(l) 22
(m) 14
(n) 20

7.

29

8.

12

9.

(a) 3
(b) 5
(c) 15

10.

7 + 7 + 7 + 7

11.

2 x 5 = 10
or 5 x 2 = 10

12.

3 x 3 = 9

13.

4 x 5 = 20
or 5 x 4 = 20

14.

6

15.

2

16.

(a) yes
(b) no
(c) no
(d) yes

17.

18.

half past 8 . 7 o'clock
_2_ o'clock . half past _11_

19.

(a) 7
(b) 8 tens 4 ones
(c) 2
(d) 62
(e) 39
(f) 98

20.

(a) sixty-two
(b) fifty-seven
(c) one hundred

21.

(a) 57
(b) 84
(c) 77
(d) 36
(e) 81
(f) 76
(g) 70
(h) 64
(i) 73; 78
(j) 85; 94
(k) 48; 44
(l) 36; 29
(m) 79
(n) 52
(o) 100
(p) 40
(q) 75
(r) 33

22.

2

23.

100

24.

(a) 79
(b) 9

25.

65

26.

33

27.

42

28.

12

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