Question

KNOWN
EXERCISE 1.3
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
Maketen more such examples of addition, subtraction and estimation of their outcome
2. 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.
3. Estimate the following products using general rule:
(a) 578 x 161 (b) 5281 x 3491 (c) 1291 x 592 (d) 9250 x 29
Make four more such examples.
1.4 Using Brackets​

Answer 1

Answer:

Q-1

a)1,728

b)482

c)12,906.888

d)6.796

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