PS RU P2L48 Sem 2 Review 3 WS

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Primary 2: Rev Up! Math

Section A (10 x 2 marks)
For each question, four options are given. Choose the correct answers and

write its number (1, 2, 3 or 4) in the brackets provided.

1. In 905, the value of the digit 9 is .

(1) 9 ()
(2) 90
(3) 900 _.
(4) 905

2. 7 hundreds and 2 tens is

(1) 9 ()
(2) 72
(3) 702
(4) 720

3. What fraction of the figure below is unshaded?

(1) 4

9
(2) 5

9

(3) 9
4

(4) 9 ()
5
1
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Primary 2: Rev Up! Math

4. What fraction of the figure must be shaded so that the entire figure is
shaded?

(1) 5
15

(2) 7
15

(3) 8
15

(4) 9 ()
15

5. How many 5 ℓ bottles of rose syrup is needed to fill up a 60-litre large
container?

(1) 9 ()
(2) 10
(3) 11
(4) 12

6. What is the time shown on the clock?

(1) 11.50 ()
(2) 11.55
(3) 12.50 2
(4) 12.55

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Primary 2: Rev Up! Math

7. How much longer is Alisa’s laptop mouse than Zayne’s?
cm

0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18

Zayne’s Mouse Alisa’s Mouse

(1) 1 cm ()
(2) 2 cm
(3) 3 cm
(4) 4 cm

8. What is the mass of the one toy robot?

10 g 10 g 1100g

(1) 20 g 10 g 10 g
(2) 70 g 20 g 20 g 20 g
(3) 90 g
(4) 110 g ()

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Primary 2: Rev Up! Math

9. The time is now 10.35 p.m. Which number should the missing minute hand be
pointing to?

(1) 5 ()
(2) 6
(3) 7
(4) 8

10. Mr Soo sold more ice creams on Tuesday than on Wednesday.
Monday
Number of ice creams Mr Soo sold Friday
Tuesday Wednesday Thursday

Each represents 5 ice creams.

(1) 5 ()
(2) 10
(3) 15 4
(4) 20

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Primary 2: Rev Up! Math

Section B (10 x 2 marks)
Show your workings clearly and write your answers in the spaces provided. For
questions that required units, give your answers in the units stated.
11. Write 1 379 in words.

Ans:

12. Find the missing number.

? 72

2 6 12
1234

13. What comes next in the pattern below? Ans:
?

Ans:

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Primary 2: Rev Up! Math

14. State the volume of the water in the container below. 200
ml

100
ml

Ans:
15. Sam owns ten more than twice as many marbles as Finn.

Finn owns 25 marbles.
How many marbles do both boys own in all?

Ans:
16. Mr Sim has 25 students in class.

He gives each student 2 stickers and has 6 stickers left.
How many stickers did Mr Sim have at first?

Ans: 6

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Primary 2: Rev Up! Math

17. Study the diagram below.

= 50 g 50 g

= +++

= + +-

What is the mass of ?

Ans:

18. A baker sells 5 durian cakes on Monday, 6 durian cakes on Tuesday, 7 durian
cakes on Wednesday and so on. How many durian cakes would he have sold
in total on Friday?

Ans: 7

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Primary 2: Rev Up! Math

19. The diagrams below show before and after a cake was eaten. The shaded
parts show the fraction of the cake left.
What fraction was the cake was eaten?

Before cake was eaten Fraction of cake left

Ans:

20. Look at the figure below.
(a) How many flat surfaces are there?
(b) How many curved surfaces are there?

(a) Ans: 8
(b) Ans:

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Primary 2: Rev Up! Math

Section C (30 marks)
Questions 21 to 24 carry 3 marks each.
Questions 25 to 26 carry 4 marks each.
Do the following sums. Show your workings clearly. For questions that
required units, give your answers in the units stated.

21. A ribbon is 198 cm long. Jerry cuts it into 3 pieces.
The first and second pieces are 57 cm long each.
What is the length of the third piece?

The length of the third piece is long.

22. Winnie has 508 stickers. She has 197 stickers more than Freya.
How many stickers do both girls have altogether?

Both girls have stickers altogether. 9

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Primary 2: Rev Up! Math

23. 36 hair clips were divided equally among Lily, Zari and Beth.
(a) How many hair clips did each girl receive?

Each girl received hairclips.

(b) Each girl decided to sell 5 of her hair clips. Each hairclip was sold at $2.
How much money did each girl make from the sale of her hairclips?

Each girl made from the sale of her hairclips.

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Primary 2: Rev Up! Math

24. Mrs Ho had 8 blouses.
She sewed 10 buttons on each blouse
(a) How many buttons did she sew on all the 8 blouses?

She sewed buttons on all the 8 blouses.

(b) Mrs Ho bought another 70 buttons. How many more blouses could she sew
on if she used all the 70 buttons?

She could sew another blouses. 11

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Primary 2: Rev Up! Math

25. Mr Soon put some identical tennis balls into 2 identical boxes, X and Y.
As shown in the diagram below, the total mass of Box X is 140 g. The total
mass of Box Y is 110 g.

(a) What is the mass of 1 tennis ball?

Box X Box Y

140 g 110 g

The mass of 1 tennis ball is _.

(b) What is the mass of the empty box?

The mass of the empty box is .

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Primary 2: Rev Up! Math

26. There are 50 penguins and polar bears at the We Are Cool enclosure at a
zoo. There are 164 legs altogether.
(a) How many penguins are there?

There are penguins.

(b) How many more bears than penguins are there?

There are more polar bears than penguins.

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