Math, asked by pujisheryl, 1 year ago

How to find HCF for 3 numbers?

Answers

Answered by jame

do it individually and find the the highest factor then encircle the highest factor of all the three then multiply them.

jame: please add a comment

pujisheryl: Thanx a ton.

pujisheryl: I also have another doubt. How to find LCM for 3 numbers by prime factoriasation method?

pujisheryl: Thanx in advance.

jame: you can do the lcm by factorizing all the three together and then multiply the factors

Answered by Dictionary

for eg.
18,16,14

2 18
3 9
3 3
1

2 16
2 8
2 4
2 2
2 1

2 14
7 7
1
18=2 into 3 into 3
16=2 into2 into 2 into 2
14=2 into 7
common factors=2
hcf=2

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