Question

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.

Answer 1

" By estimate the given value such as

A)

=700 + 1000=1700

B)

=800-300=500

C)

=13000+ 3000=16000

D)

28,296 − 21,496 Hence the student can simply evaluate as per the needs and wish of the client. On the other hand, we can out with the special formula to calculate without meeting any trouble of it.

"