What is the HCF and LCM of 18 , 42 ,90

asked Feb 27, 2023 203k views

12 votes

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10 votes

The HCF of 18 42 and 90 is 6, and for the LCM for 18 42 and 90 is 630.

Dbb answered Feb 28, 2023

by Dbb

5.6k points

10 votes

lcm is 630

hcf is 6
since only 3 and 6 fits into all of them but 6 is bigger and asks for highest common factor so 6

Phucnh answered Mar 2, 2023

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