Question

Estimate the sum by rounding off the numbers to the nearest tens and
[Hint: Round
EXERCISE 2.8
hundreds
b.
13,491; 26,579
3,61,803; 4,28,903
d.
22,358; 25,829
1,34,239; 63,900
C.​

Answer 1

Answer:

1. 10+490=500
2. 30+5790+60+800=6680
3. 0+30+900=930
4. 20+360=380