Which of the following is the estimated sum of fifty-five, sixty, and sixty-five using compatible numbers? A. 170 B. 180 C. 190 D. 200

asked Feb 5, 2020 83.7k views

5 votes

Which of the following is the estimated sum of fifty-five, sixty, and sixty-five using compatible numbers?

A. 170
B. 180
C. 190
D. 200

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2 votes

Answer:190

Explanation:

here

Hluhovskyi answered Feb 7, 2020

7.8k points

4 votes

C. 190

Round each number

55→60.

60→60

65→70

Then add all of your rounded numbers.

60+60+70=190

Maple answered Feb 12, 2020