ML Aggarwal Class 6 Solutions for ICSE Maths Chapter 7 Decimals Ex 7.3
Question 1.
Add:
(i) 17.5 , 8.8
(ii) 9.999 , 0.03
(iii) 5.87 , 1.03 , 0.1
(iv) 23.71, 9.9, 4.023
(v) 4.5, 16.024, 7.99
(vi) 8.79, 23.001 , 5.41, 0.875
Solution:
Question 2.
Work out:
(i) 5.82 – 2.65
(ii) 19.01 – 12.234
(iii) 15.4 + 3.015 – 14.237
(iv) 7.4 – 2.19 – 0.456 – 3.5
(v) 19.27 – 3.6 – 8.812 + 0.84
(vi) 6.4 – 2.351 – 1.45 – 0.999
Solution:
Question 3.
What number added to 0.756 gives 1?
Solution:
Let the number to be added is = x
According to question,
x + 0.756 = 1
x = 1.000 – 0.756 = 0.244
∴ Number addes is 0.2444.
Question 4.
By how much should 17.45 be decreased to get 7.9702?
Solution:
One number = 17.45
Outcome = 7.9702
Second number = ?
