Page 36 - Genius PBD - Mathematics Year 1

Mathematics Year 1 Answers

(j) 69 (k) 29 (l) 77 Section B
7 15 6 17
6 9 8 5 7 7 1. (a) Set N
– 3 1 – 2 9 – 4 8 (b) 6

3 8 5 6 2 9 2. (a) Largest number: 53

Smallest number: 13

16. (a) There are 5 sweets in a container. Anita puts (b) 66
another 3 sweets into the container. The total 3. (a) 95, 70, 56, 32, 14
number of sweets in the container is 8. (b) 10
(b) There are 9 glasses of orange juice. 3 glasses of
orange juice were drank. The number of glasses
of orange juice left is 6. UNIT 3 Fractions
Other suitable answers are alo accepted.
17. (a) 11 – 2 = 9 (b) 9 + 7 = 16 1. (a)
18. (a) 38 – 12 = 26; 26 (b) 15 + 21 = 36; 36
3 8 1 5
– 1 2 + 2 1
2 6 3 6 (b)
(c) 72 – 47 = 25; 25
6 12
7 2 2. (a)
– 4 7
2 5

19. (a) 9
(b) 5 (b)
(c) 6
20. (a) 3, 4, 8 or other answers
(b) 9, 8, 7, 2 or other answers
3. (a)
21. 9 + 2 = 11
22. (a) 2 + 2 + 2 + 2 + 2 + 2 = 12;
(b) 10 + 10 + 10 = 30;
(c) 4 + 4 + 4 + 4 = 16;
(d) 5 + 5 + 5 = 15; (b)
23. (a) 30 – 5 – 5 – 5 = 15
(b) 18 – 4 – 4 = 10

(c) 30 – 10 – 10 – 10 = 0 4. (a)
(d) 12 – 2 – 2 – 2 – 2 – 2
– 2 = 0
(b)

PROGRESSIVE TEST 1 5.

Section A
1. B 2. C 3. B 4. D 5. B
6. A 7. A 8. B 9. A 10. C

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09 Answers Genius PBD Y1.indd 3 31/10/2022 1:30 PM