what common factors do 45 and 18 share?

http://web2.0calc.com/questions/what-will-go-into92

check the link out

Factors of 45:   1, 3, 5, 9, 15, 45

 

Factors of 18:  1, 2, 3, 6, 9, 18

 

I'll leave you to select the common ones.

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90,

45 x 2 = 90

18 x 5 = 90

Note that 90 is a common multiple rather than a common factor, Anonymous.

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