6th Grade Math
posted by Patricia .
My Question: When Im doing multiplication, do i check it by using 2?
For example:
84 times 37 = 3,078
How do i check my answer using estimation?

Answer: Im sorry, but i really need help on this question, I'm kinda stuck

6th Grade Math 
Ms. Sue
I checked it by running it through my calculator two times.
Both times the answer was 3,108
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