Page 96 - ICSE Math 5

Progress Worksheet

Mental Maths

1. Select the correct answer.

63
(a) On reducing to its lowest terms, we get ______________.
105
3 9 21
(i) (ii) (iii) (iv) 65
5 15 35
(b) Which of the following is the greatest fraction?
1 1 17 3
(i) 5 (ii) 9 (iii) (iv) 4
5 3 6 5
35
(c) The product of and zero is ______________.
21
21
(i) 1 (ii) (iii) zero (iv) none of these
35
2. Fill in the blanks.
27 2 7 5
(a) ÷ 0 is ______________ (b) + + = ______________
53 3 36 9
9 9
(c) of 108 = ______________ (d) of 110 = ______________
12 10

Solve and Answer

3. Classify the following fractions as proper, improper and mixed fractions.
8 6 , 5 , , 15 , 6 , , , 11 2
1 9
4 25 4
,
5 17 9 11 4 9 6 7 3
4. Find the reciprocal of the following fractions.
32 9 23 32
(a) (b) (c) (d)
7 21 8 24
5. Find the following products.
28 7 84 21 4 36 2 9
(a) × (b) × (c) × (d) ×
35 4 7 12 20 24 45 28

6. Divide the following.
42 26 13 1 3 1
(a) ÷ 7 (b) ÷ (c) 5 ÷ 76 (d) 5 ÷ 3
147 36 3 3 3 4
2 2
7. Savita drank of the apple juice kept in the refrigerator. Later, Kavita drank of the
3 5
apple juice from the same container. How much of the juice did they drink?
3
8. To prepare a cupcake, cup of corn flour is required. How many cups of corn flour is
4
required for preparing 16 cupcakes?
5
9. Geeta gave of the pizza to her father and the remaining part to her brother. What
12
part of pizza did her brother get?

86