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valkas [14]
3 years ago
10

Estimate, then find the sum of 312+397

Mathematics
2 answers:
Irina18 [472]3 years ago
6 0
312 397 ___ 709 that the answer if summary number by number you going to find it.
Klio2033 [76]3 years ago
4 0
The estimate is 700 and the answer is 709.I did this all on paper so don't worry I am very good at estimating and adding. 
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It is given that,

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