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Jason needs to explain to his class how to use mental math to find the product of 400,000×50,000 how would u explain that
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Jason needs to explain to his class how to use mental math to find the product of 400,000×50,000 how would u explain that

User DavitS
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You  would do 5 times 4 which is 20. then count how many zero's there are and put them after the 20.
User Jeremy Likness
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