Question

estimate each of the following products by rounding off the first number downwards and the second number upwards:
(i)357×278
(ii)578×369
(iii)472×76
(iv)598×91
who ever answers this question first and correctly then I will mark their answer as brainliest answer immediately. ​

Answer 1

1. 300 X 300 = 90,000
2. 500 X 400 = 90,000
3. 300 X 100 = 30,000
4. 500 X 100 = 50,000