Question

Self Practice 1.2d
1. Using laws of arithmetic operations that you have learnt, solve each of the following
using efficient computations
(a) 356 +61 + 9
(b) 20 × 567 × 5
(c) 89 × 5080
d) 6×200+6×25+6×5
e) 26×3-24×3
I'm from class 7. Can someone show me the FULL SOLUTION PLEASE. Thank you. Love you all.
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Answer 1

Answer:

a) 426.

b) 56700.

c) 452120.

d) 1380.

e) 6.

Hope it helps you.