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Explain 40 x 50 using mental math
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2 votes
Explain 40 x 50 using mental math

User Mikko Ohtamaa
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2 Answers

4 votes
Well simply do 4x5 plus the 2 0's and that is 2000 because 2x5=20 +00
User Wini
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3 votes

4 x 5 = 20 and stick the extra two zeroes on the end of it.
User WillNZ
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