Question

Estimate the sum or difference by rounding each number to the nearest tenth.

410.3 + 18.01


17.6 -2.98


0.87 - 0.44


7.3026 + 45.217 + 0.746

Answer 1

410.3 + 18.01 = 428.3

17.6 -2.98 = 14.6

0.87 - 0.44 = 0.43

7.3026 + 45.217 + 0.746 = 53.3