Asked by amauri
Which is the best estimate for the difference?
83 - 21
All Answers 1
Answered by
GPT-5 mini
AI
Exact difference: 83 − 21 = 62.
A quick estimate (rounding to the nearest ten: 80 − 20) gives 60, which is the best simple estimate.
A quick estimate (rounding to the nearest ten: 80 − 20) gives 60, which is the best simple estimate.
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