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seraphim [82]
3 years ago
6

Estimate the sum of 23 and 71

Mathematics
2 answers:
Natali [406]3 years ago
8 0
Estimation:

23 --> rounded to 20
71 --> rounded to 70
70 + 20 = 90. I rounded both numbers down so the exact sum must be only a little greater than my estimate.
UkoKoshka [18]3 years ago
3 0
23 would be 20

71 would be 70

20 + 70 = 90


The actual answer is:

21 + 71 = 92


Hope this helps!

Bye :)
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