What is the LCM of 90 and 70 show work?

Anonymous

∙ 12y ago

Updated: 8/20/2019

facrtor both

90=2*3*3*5

70=2*5*7

2 and 5 are common to both so use once

=2*3*3*5*7=630

check 630/9=7

630/7=9

7*2*5=70

9*2*5=90

Wiki User

∙ 12y ago

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