Estimate. −49100+1021= ________

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asked Jul 7, 2022 202k views

2 Answers

Mohammed Aboelwafa · Answer 1 · 2022-07-09T23:45:49+0000

First we reorder the terms
1021−49100
Then we use the rule a - b = - (b - a)
-(49100 - 1021)
Then we use the algorithm method (that’s what I prefer)
After a simplification we have,
−(49100−1021) = -48079
Therefore , -49100 + 1021 = - 48079

Estimate. −49100+1021= ________

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