Question

Round each number  to the nearest tenth what is the best estimate for the answer to 38.94+65.43

Answer 1

♥ 38.94+65.43=
♥ 104.37
♥ Rounded to the nearest then:
♥ 40
♥ 104.40 is your answer.
♥ All you need to do is round 37.

Answer 2

38.94 rounded to the nearest tenth. To know if we should round up or down, we look to the number in the hundredths place. If that number is 5 or greater, we round up. If the number is 4 or less, we round down

38.94

The number is 4, so we round down. 38.94 becomes 38.9

65.45 rounded to the nearest tenth. To know if we should round up or down, we look to the number in the hundredths place. If that number is 5 or greater, we round up. If the number is 4 or less, we round down.

65.43

The number is 3, so we round down. 65.43 becomes 65.4

38.9+65.4= 104.3

If you were to estimate 38.94+65.43, we round the number to numbers that we can easily calculate in our head. 38.94+65.43 becomes 40+65

40+65=105