Primary 3

Boost! Math

Name Semester 2 Review 1 (Lesson 36)

Tutor Semester 2 Review 1 (Lesson 36)

Topic

60

Primary 3: Boost! 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 4 917, the digit is in the hundreds place.

(1) 1 ()

(2) 7 ()

(3) 9 ()

(4) 4 ()

2. Which of the following has the smallest value?

(1) 8 x 5

(2) 7 x 9

(3) 9 x 4

(4) 6 x 7

3. The height of a refrigerator is about .

(1) 17 cm

(2) 17 m

(3) 170 cm

(4) 170 m

4. Express 360 cm in metres and centimetres.

(1) 3 m 6 cm

(2) 3 m 60 cm

(3) 30 m 5 cm

(4) 30 m 50 cm

1

Primary 3: Boost! Math

5. Express 7 ℓ 2 ml in millimetres. ()

(1) 702 mℓ

(2) 720 mℓ

(3) 7002 mℓ

(4) 7200 mℓ

6. Express 5029 g in kilograms and grams. ()

(1) 5 kg 29 g

(2) 5 kg 290 g

(3) 50 kg 29 g

(4) 50 kg 290 g

7. Abel has $349. Carla has three times as much asAbel. How much do they have

altogether?

(1) $698 ()

(2) $996

(3) $1047

(4) $1396

8.

What is the mass of the sack of sweet potatoes? ()

(1) 3300 g 2

(2) 2700 g

(3) 700 g

(4) 270 g

Primary 3: Boost! Math

9. The flask was completely filled with water at first.All the water was then poured into 3

empty measuring beakers as shown below. What is the capacity of the flask?

1ℓ 1ℓ 1ℓ

measuring beakers

(1) 240 mℓ flask

(2) 2 ℓ 40 mℓ

(3) 2400 mℓ ()

(4) 2400 ℓ

10. June bought some sweets from a shop. 2 packets of sweets cost $6. How much did

she pay for 10 packets of sweets?

(1) $18 2 for $6

(2) $24 ()

(3) $30

(4) $36

3

Primary 3: Boost! Math

Section B (10 x 2 marks)

Show your workings clearly and write your answers in the spaces provided. For

questions that require units, give your answers in the units stated.

11. The total mass of the box of brown sugar and the packet of flour is kg.

750 g 1250 g Ans:

12. What mass of cookies must be added to make 5 kg? Give your answer in grams.

Ans:

13. Mrs Seah bought 2 similar stationery sets during a sale.

How much money did she save?

Sale!

Now:

$3.90

4Ans:

Primary 3: Boost! Math

14. The bar graph below shows the number of ice cream scoops sold at an ice cream

shop in a day.

70

60

Number of Ice cream Scoops Sold 50

40

30

20

10

0 Peach Kiwi Pecan Blueberry

Chocolate Vanilla

Ice cream Flavours

(a) Which ice cream flavour sold half the amount of chocolate ice cream?

Ans:

(b) Which two flavours add up to the number of pecan flavoured ice cream

scoops sold?

Ans: and

5

Primary 3: Boost! Math

15. W henTricia stands on a 30 cm wooden block, she is 11 cm taller than Millie. Millie is

139 cm tall. What is Tricia’s actual height?

Ans:

16. Mrs Hoon baked some muffins. She gave 12 muffins to each of her 8 neighbours

and had 13 muffins left. How many muffins did Mrs Hoon bake in all?

Ans:

17. Study the pattern below carefully.

Pattern 1 Pattern 2 Pattern 3 Pattern 4

How many beans will there be in Pattern 7?

6Ans:

Primary 3: Boost! Math

18. Study the diagram below. James used a new piece of crayon to complete his

artwork. By the time he was done, only 2 cm of the crayon was left. What length of

crayon was used?

cm

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

19. Study the diagram below. Ans:

x4 + 172

X Y 308

What are the values of X and Y?

Ans: X =

Y=

20. At a fruit store, Kyra oranges were only sold in bags of 4. Each bag cost $4. Kyra

had $15. What was the maximum number of oranges she could buy?

4 for $4 Ans:

7

Number of Fruits Eaten in a Week Primary 3: Boost! Math

Section C

Question 21 to 25 carry 4 marks each.

Do the following sums. Show your workings clearly. For questions that require units,

give your answers in the units stated.

21. The bar graph below shows the number of times a class of pupils eat fruit in a week.

Study the bar graph and answer the questions that follow.

Number of Times a Class of Pupils Eat Fruit

0

1

2

3

4 20

0 10

Number of Pupils

(a) How many pupils eat fewer than 2 fruits in a week?

(b) How many pupils are there in the class altogether?

Ans (a):

Ans (b):

8

Primary 3: Boost! Math

22. Marcus is at home. He needs to go to the recycling centre.

What is the difference in distance between RouteA and Route B?

Ans :

23. Anthony has a piece of rope 620 cm long. He cut it into 3 pieces, Rope A, Rope B

and Rope C. Rope B is 80 cm shorter than RopeAand 180 cm shorter than Rope C.

What is the length of Rope C?

Ans (a): 9

Ans (b):

Primary 3: Boost! Math

24. Alex saved $1500 in March. He saved 3 times more than his brother Zac.

(a) How much did Zac save in March?

(b) Both brothers then contributed $50 each towards a Mother’s Day gift.

How much money had they left in total?

Ans (a):

Ans (b):

10

Primary 3: Boost! Math

25. Mrs Leow has two jugs of lemonade.

Jug A contains 3 ℓ of lemonade.

Jug B contains 1 ℓ 700 ml of lemonade.

(a)What is the total amount of lemonade in Jugs A and B?

(Give your answer in millilitres.)

(b) How much lemonade must Mrs Leow pour from Jug A to Jug B so that both

jugs have the same amount of lemonade? (Give your answer in millilitres.)

Ans (a):

Ans (b):

11