# Here we have given NCERT Solutions for Class 6 Maths Chapter 1 Knowing Our Numbers Ex 1.3.

• Knowing Our Numbers Class 6 Ex 1.1
• Knowing Our Numbers Class 6 Ex 1.2
 Board CBSE Textbook NCERT Class Class 6 Subject Maths Chapter Chapter 1 Chapter Name Knowing Our Numbers Exercise Ex 1.3 Number of Questions Solved 4 Category NCERT Solutions

## NCERT Solutions for Class 6 Maths Chapter 1 Knowing Our Numbers Ex 1.3

Ex 1.3 Class 6 Maths Question 1.
Estimate each of the following using general rule :
(a) 730 + 998
(b) 796 – 314
(c) 12,904 + 2,888
(d)28,292 – 21,496
Make ten more such examples of addition, subtraction and estimation of their outcome.
Solution: Ex 1.3 Class 6 Maths Question 2.
10 more of such examples:
(i) 840 + 897
(ii) 697 – 213
(iii) 744 + 785
(iv) 975 – 687
(v) 13805 + 2868
(vi) 38,393 – 31,495
(vii) 14915 + 2868
(viii) 28,283 – 21, 527
(ix) 25677 + 4213
(x) 48,457 – 23,624
Solution:  Ex 1.3 Class 6 Maths Question 3.
Give a rough estimate (by rounding off to nearest hundreds) and also a closer estimate (by rounding off to nearest tens):
(a) 439 + 334 + 4,317
(b) 1,08,734 – 47,599
(c) 8325 – 491
(d) 4,89,348 – 48,365
Make four more such examples.
Solution:   Ex 1.3 Class 6 Maths Question 4.
Four more such examples are as under:
(i) 593 + 434 + 5317
(ii) 109834 – 48598
(iii) 7625 – 591
(iv) 479548 – 47465
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