Question

THE KOSALA SCHOOL

Class-VII Subject- Mathematics

Worksheet

1. Add:- i) 17.4, 86.39, 9.435, 8.8

ii) 6.606, 66.6, 666, 0.066, 0.66

2. Subtract: i) 0.4678 from 5.05

ii) 6.732 from 9.001

3. Find the difference between the place value and face value of 6 in

(i) 96475 (ii) 64752

4. Find the sum : i) 3 4

5

+ 2 3

10

+ 1 1

15

ii) 7

2

+

11

16

+

9

24

5. Find the difference : i) 2 5

9

- 1 7

15

ii) 3 3

16

- 1 7

15

6. Solve i) 4x – 8 = 20 iv) 25 = 46 -3x

ii) 5 + 10x = -15 v) 14 -

x

3

= 10

iii) 10x + x = 6x vi) 5 (2x – 1) = 16x

7. Find the sum of the place values of 6 in the

i) 263879 ii) 63859721 iii) 263856

iv) 6126507 v) 1762560

8. Find the product of the place value and face value of the 6 in the numbers

i) 51692 ii) 67845 iii) 380267 iv) 95306

9. Find the LCM of

i) 12, 18, 24 and 36 ii) 39, 65 and 130 iii) 20, 35, 15, and 45

iv) 45, 60, 90 v) 28, 35, 42 vi) 6, 10, 20 and 30

10. Find the HCF of

i) 120 and 288 ii) 125, 200 and 250 iii) 5, 168, 140 and 252

iv) 950, 75, 105 v) 48, 72, 60 vi) 770, 1078 and 924​

Answer 1

Answer:

1 I) 122.025

II) 739.932

2i)4.5822

ii) 2.269

3 I) 5994

ii)59994

4i)37770

ii) 21112