Question

Aisha changed 1.45 + 2.38 to 1.5 + 2.4 in order to estimate the sum. What estimation method did she use?

Answer 1

Corrected to 1 decimal place.

Explanation:

She corrected the values to the tenths digit,

Answer 2

C. rounding to the nearest tenth

Explanation:

Aisha rounded 1.45 to 1.5 and she also rounded 2.38 to 2.4, which supports the fact that she rounded each number to the nearest tenth.