Asked by zach
flexible rounding to estimate the answer 622+377=
84-27=
84-27=
Answers
Answered by
MathMate
622+377
= 600 + 300 + (22+77)
=1000 (approx.)
84-27
=(8-2)*10 + (4-7)
=60 (approx.)
= 600 + 300 + (22+77)
=1000 (approx.)
84-27
=(8-2)*10 + (4-7)
=60 (approx.)
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