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keyshon08 keyshon08
  • 16-11-2016
  • Mathematics
Answered

Matt say he can find the sum of 45+50 without rewriting it explain how you can solve using mental math

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RoyalWolfBoy
RoyalWolfBoy RoyalWolfBoy
  • 16-11-2016

it's 95 because 5 plus 4 is 9 and 50 plus 45 is 95

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downundergirl
downundergirl downundergirl
  • 16-11-2016

It is actually easier than it looks because one of the numbers ends in a 0 which make so your really just adding one number.


Here is the thought process; ok so 5 + 0 = 5 so the last number will be 5 and 4+5= 9 which will be the first number so 9 and 5 put together = 95


I hope this help you.

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