Question

Estimate the sum of 502 and 47 by rounding both values to the nearest ten. What is the best estimate of the sum?

Answer 1

 my best estimate would be 550

Answer 2

Nearest tenth of 502 is = 500
Nearest tenth of 47 = 50

So, the sum is = 500 + 50 = 550

In short, Your Answer would be 550

Hope this helps!