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# What is the best estimate for the answer to 321.786 plus 240.273?

Updated: 9/24/2023

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Q: What is the best estimate for the answer to 321.786 plus 240.273?
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The best estimate is, of course, the correct value, which is so easy to calculate that I am astounded that anyone would want to estimate it. 128 + 375 = 125 + 3 + 375 = 125 + 375 + 3 = 500 + 3 = 503 The second best is 500.

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