Question

buddies.. teach me hw to find LCM and HCF
ex:- lcm and HCF of 20 and 40

Answer 1

What does LCM and HCF stand for?

Answer 2

least common multiple and highest common factor

Answer 3

yes plz..

Answer 4

how do you factor?

Answer 5

like 20,40

so it will cm to 40 only

Answer 6

but how u do??

Answer 7

2 20 40
2 10 20
5 5 10
1 2

Answer 8

http://www.mathsisfun.com/least-common-multiple.html

http://www.mathsisfun.com/greatest-common-factor.html

dont mean to butt in, check out those links later, after romero has finished explaining this to you.

Answer 9

so 2*2*5*2=40

Answer 10

No go ahead dhatraditya.

Answer 11

then what I did??

Answer 12

Romero/dhatraditya ..........plz solve

Answer 13

least common multiple is 40.
highest common factor is 20

Answer 14

see the links I posted for reference.