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Explain how to find 40 multiply by 50 using mental math.

Explain how to find 40 multiply by 50 using mental math.
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3 votes
Explain how to find 40 multiply by 50 using mental math.

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User Shaoxiang Su
by
8.6k points

1 Answer

7 votes
Take 4 and multiply it by 5 (which you should be able to do in your head) and then add the two zeros back in so:
4•5= 20
20+0+0=
2000
answered
User Maynza
by
8.3k points
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