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I need help on 40 time 50 using mental math

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I need help on 40 time 50 using mental math

asked Jul 17, 2017 228k views

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I need help on 40 time 50 using mental math

Mathematics
middle-school

8.4k points

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1 Answer

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50*40 is 2000, first you do 5*4=20 , then add the 2 0's

Timur Ridjanovic answered Jul 23, 2017

by Timur Ridjanovic

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