PL BM P2L25 Semester 1 Review 2 WS

Primary 2

Boost! Math

Name Review 2 (Lesson 25)
Tutor Review 2 (Lesson 25)
Topic

60

Primary 2: Boost! Math

Section A (8 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. The value of the digit 8 in 829 is .

(1) 8 ()
(2) 80
(3) 800
(4) 8000

2. 112, 114, 118, 120, 124, 126, ,132
.
The missing number in the box is
()
(1) 128
(2) 129
(3) 130
(4) 131

3. Baker Ben sold 287 chocolate buns and gave away 54 chocolate buns.
He had 69 chocolate buns left.
How many chocolate buns did he have at first?

(1) 272 ()
(2) 302
(3) 341
(4) 410

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Primary 2: Boost! Math

4. The total mass of a chicken and a book is shown below.
The mass of the book is 100 g. What is the mass of 2 similar chickens?

(1) 250 g ()
(2) 350 g ()
(3) 500 g
(4) 700 g

5. Subtract 3 tens from 70 tens 18 ones.

The answer is .

(1) 4 hundreds 18 ones
(2) 6 hundreds 18 ones
(3) 68 tens 8 ones
(4) 71 tens 5 ones

6. Study the diagram below.
Which equation shows the total number of crayons?

(1) 7 + 5 ( )
(2) 7 – 5
(3) 7 x 5 2
(4) 7 ÷ 5

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Primary 2: Boost! Math
7. How much longer is the wolf’s paw print than the dog’s paw print?

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

Dog’s Paw Print Wolf’s Paw Print
()
(1) 3 cm
(2) 13 cm
(3) 23 cm
(4) 33 cm

8. What is the mass of one stuffed toy?

100 g

40 g 40 g
40 g 20 g 20 g 20 g

(1) 100 g ( )
(2) 200 g
(3) 240 g 3
(4) 280 g

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Primary 2: Boost! Math

Section B (8 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.

9. Use the 3 digits below to form the smallest possible number between 100
and 1000. Each digit can only be used once. Write your answer in the box
provided.

9 30

10. Fill in the blanks.

07

-3 5

_

92

11. Study the numbers below. 382
Which two numbers give a total of 900? .

286 518 514

The two numbers are and

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Primary 2: Boost! Math

12. Study the diagram below.

A 40 g 500 g AB
40 g 500 g 50 g

200 g 20 g

Given that the pear is 150 g, the mass of Box B is .

13. What is the number in the box?

x 2 = 18

x 5 = 30

+- =

14. Jerry and Zander were in an 800-metre race.
When Jerry was 180 m from the finishing line, Zander was 130 m behind

him. How far had Zander run?

Zander had run .

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Primary 2: Boost! Math

15. Study the diagram below. 100 g
= 100 g

=+

=+ -

What is the mass of ?

16. Isabel eats 4 cherries on Monday, 5 cherries on Tuesday, 6 cherries on
Wednesday and so on. How many cherries would she have eaten in total for
2 weeks?

She would have eaten cherries in total for 2 weeks.

Questions 17 to 20 carry 3 marks each. Questions 21 to 24 carry 4 marks
each. Do the following sums. Show your workings clearly. For questions
that required units, give your answers in the units stated.

17. Tiffany collected 227 seashells.
She has 68 more seashells than her sister, Tessa.

How many seashells did both girls collect in all?

The girls collected seashells in all. 6

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Primary 2: Boost! Math

18. Lisa baked 310 tarts.
She gave 5 tarts away every day for the next 9 days.
How many tarts did she have left?

She had tarts left.

19. A class of 14 boys and 16 girls took part in an outdoor game.
They were put into equal teams of 5.
(a) How many teams were formed in all?

There were teams formed in all.

(b) During the second game, the students were told to re-group themselves
into 3 equal teams. Each student in a team was given 2 ping pong balls.
How many ping pong balls were there in each team?

There were ping pong balls in each team. 7

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Primary 2: Boost! Math

20. The diagram below shows the distance between Gabriel’s house, the shopping
mall and a playground respectively.

Gabriel’s House Happy Mall playground

155 m

Gabriel jogged from his house to Happy Mall and back home on Saturday.
On Sunday, he jogged from his house to playground and then back home. The
distance between Gabriel’s house and the playground is twice the distance
between Gabriel’s house and Happy Mall.

(a) How far did Gabriel jog on Sunday?

Gabriel jogged on Sunday.

(b) What was the total distance Gabriel jogged on Saturday and Sunday?

He jogged a total distance of . 8

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Primary 2: Boost! Math

21. The total mass of Alvin and Calvin is 75 kg.
The total mass of Alvin and Peter is 105 kg.
Peter’s mass is twice of Calvin’s mass. (Draw a model.)
(a) What is Alvin’s mass?

Alvin’s mass is .

(b) What is the total mass of the three boys?

The total mass of the three boys is .

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Primary 2: Boost! Math
22. The figures below show a pattern formed by teacups and teaspoons

Figure 1 Figure 2 Figure 3 Figure 4

(a) How many teacups are there in Figure 5?

There are teacups in Figure 5?

(b) How many teacups and teaspoons are there in Figure 10?

There are teacups and teaspoons in Figure 10.

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Primary 2: Boost! Math
23. Each shape stands for a number. The numbers shown are the total of the

line of three numbers in the row or column.
What are the values of T1 and T2?

90

80

60 T1 T2
T1 = T2 =

24. Abraham, Blake and Carlton are good friends. One of them is an engineer,
another is a dog-trainer and another is a policeman.

Blake is older than the policeman .
Abraham is not the same age as the dog-trainer.
The dog-trainer is younger than Carlton.

What are the occupations of Abraham, Blake and Casey?
(Hint: Draw a table.)

Abraham is a _. Blake is a _.
Carlton is a .
11
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