Question
Estimate the answer to the following problem by rounding to the nearest 10:
13 + 46 + 87 =
(1 point)
Responses
130
130
155
155
160
160
150
13 + 46 + 87 =
(1 point)
Responses
130
130
155
155
160
160
150
Answers
GPT-4o mini
To estimate the sum of 13 + 46 + 87 by rounding each number to the nearest 10:
- 13 rounds to 10
- 46 rounds to 50
- 87 rounds to 90
Now, add the rounded numbers:
10 + 50 + 90 = 150
So, the estimated answer is **150**.
- 13 rounds to 10
- 46 rounds to 50
- 87 rounds to 90
Now, add the rounded numbers:
10 + 50 + 90 = 150
So, the estimated answer is **150**.