Primary 2

Boost! Math

Name FraFcrtaioctniosn1s(1Le(sLseosnso3n93) 9)

Tutor

Topic

Primary 2: Boost! Math

Solve the following problem sums. Show your working clearly.

1. Shade/colour the shapes that have been divided into equal parts.

(a) (b)

(c) (d)

(e) (f)

(g) (h)

1

Primary 2: Boost! Math

2. Put a tick in the boxes if the shapes have been divided into equal parts.

2

Primary 2: Boost! Math

3. Colour/Shade the correct number of parts to show the fraction given.

(a) (b)

2 1

6 2

(c) (d)

3 5

4 8

(e) (f)

26

7 10

3

Primary 2: Boost! Math

4. Study the figures given below. Then fill in the blanks. The first one has been

done for you.

Example:

This figure has 2 equal parts.

1 out of 2 equal parts is shaded.

Fraction of shaded part: 1

2

(a)

This figure has equal parts.

out of equal parts is shaded.

Fraction of shaded part:

(b)

This figure has equal parts.

out of equal parts is shaded.

Fraction of shaded part:

(c)

This figure has equal parts.

out of equal parts is shaded.

Fraction of shaded part:

(d)

This figure has equal parts.

out of equal parts is shaded.

Fraction of shaded part:

4

Primary 2: Boost! Math

5. What fraction of each shape is unshaded?

(a) (b)

(c) (d)

(e) (f)

(g) (h)

5

Primary 2: Boost! Math

6. Read the following instructions carefully and shade the correct number of parts

for each figure. Then fill in the blanks.

(a) Mrs Chan bought a cake. She cut the cake

into 10 equal slices. She gave 1 slice of

cake to each of her 4 children. Shade the

total number of slices eaten

What fraction of the cake was eaten?

What fraction of the cake was left?

and make 1 whole.

(b) The top of an open umbrella is shown in the

figure on the left. On a stormy day, the

strong winds ripped 2 out of the 8 equal

parts of the umbrella. Shade the correct

number of parts to show the ripped parts.

What fraction of the umbrella was torn?

What fraction of the umbrella was

not torn?

and make 1 whole.

(c) A baker baked a layer cake. She added food

colouring to 3 parts of the cake. Shade the

figure to show the coloured parts.

What fraction of the cake was coloured? 6

What fraction of the cake was

not coloured?

and make 1 whole.

7. Fill in the blanks with the correct fractions. Primary 2: Boost! Math

(a) 1 and make 1 whole. 7

5

(b) and 3 make 1 whole.

6

(c) 3 and make 1 whole.

7

(d) and 5 make 1 whole.

9

(e) 5 and make 1 whole.

8

(f) and 4 make 1 whole.

10

(g) and 7 make 1 whole.

12

(h) 2 + 2 + = 1 whole.

9 9

(i) 5 + 2 + = 1 whole.

11 11

Primary 2: Boost! Math

8. Study the figures carefully. Ring the smaller fraction.

(a)

2 2

8 5

(b)

3

3 10

6

(c)

3 5

5 10

(d)

2

2 4

12

8

9. Circle the greater fraction. Primary 2: Boost! Math

31 35

77 88

22

11 53

25

54

10. Circle the smaller fraction. 99

42 55

77 79

11 9

23

Primary 2: Boost! Math

11. Arrange the fractions in order. Begin with the smallest fraction.

(a)

2 , 1 , 5 , 3

5 5 5 5

(b) smallest

smallest

3 , 2 , 6 , 4 smallest

7 7 7 7 smallest

smallest

(c)

2 , 8 , 5 , 1

8 8 8 8

(d)

1 , 1 , 1 , 1

6 2 5 10

(e)

2, 2, 2, 2

3948

10

Primary 2: Boost! Math

12. Arrange the fractions in order. Begin with the greatest fraction.

(a)

5, 1, 6, 2

7777

(b) greatest

greatest

2 , 8 , 5 , 1 greatest

8 8 8 8

(c)

3 , 710, 510, 2

10 10

(d)

1, 1, 1, 1

5327

(e) greatest

greatest

3 , 3 , 3 , 3

5 8 9 4

11