Question

Make
Estimate the following products using general rule:
(a) 578 × 161 (b) 5281 × 3491 (c) 1291 × 592 (d) 9250 x 29​

Answer 1

Answer:

a) 578 rounded off to 600

161 rounded off to 200

600×200 = 120000

b) 5281 rounded off to 5000

3491 rounded off to 3000

5000×3000 = 15000000

c) 1291 rounded off to 1000

592 rounded off to 600

1000×600 = 600000

d) 9250 rounded off to 9000

29 rounded off to 30

9000×30 = 270000