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1 vote
Explain how using
basic facts can help you find 10 x 20 x 30 x 40 mentally.

1 Answer

2 votes

Answer:

you just do 1x2x3x4

and then that equals 24

so now you have 24 and then you add 4 zeros because their are 4 zeros in the equation so then the final answer is

240000

Explanation:

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