Seudónimo Seudónimo

08-10-2016
Mathematics

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Write to explain two ways you can find the sum of 3+4+5.

Respuesta :

08-10-2016

First u can do 3+4+5 then 5+4+3

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sheeda1st sheeda1st

08-10-2016

way one: put the biggest number in your head in this case 5 then count up 4 then 3 more so you get 12

way 2: draw 3 tally marks then 4 more then 5 more then count them all together to get the sum 12

hope this helped:)

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