Question

Estimate the answer to 28.56 – 15.98 by first rounding each number to the nearest whole number. A. 13 B. 12.7 C. 12 D. 10

Answer 1

The answer is 12.58 rounded up it would be 13 so the correct answer is A

Answer 2

28.56 rounded to the nearest whole number = 29
15.98 rounded to the nearest whole number = 16

So since I rounded these's two numbers and I got their whole number, its time to subtract them from each other.

  29
- 16
-------
  13

So your final answer is A. 13