Natalie93 Natalie93
  • 24-01-2017
  • Mathematics
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Explain 40 x 50 using mental math

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AL2006
AL2006 AL2006
  • 24-01-2017

  4  x  5  =  20  and stick the extra two zeroes on the end of it.
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IsabelBehr
IsabelBehr IsabelBehr
  • 24-01-2017
Well simply do 4x5 plus the 2 0's and that is 2000 because 2x5=20 +00
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