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Use compatible number to estimate the sum of 428+286
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2 votes
Use compatible number to estimate the sum of 428+286

User Mark Segal
by
8.3k points

2 Answers

6 votes
My real answer is 712 but it estimate to 700.
User Aleks Tkachenko
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8.9k points
7 votes
428
+286
714 that is your answer
User Markus Safar
by
8.5k points
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