Question

what is the least common factor of 30 36 and 50

Answer 1

1.

Answer 2

are u sure

Answer 3

isnt it 2

Answer 4

1? If your thinking greatest common factor its 2

Answer 5

ok what aout the least comon factor of 21 28 and 42

Answer 6

Yes.
Factors of 30: 1, 2, 3, 5, 6, 10, 15, 30.
Factors of 36: 1, 2, 3, 4, 6, 9, 12, 18, 36.
Factors of 50: 1, 2, 5, 10, 25, 50

The lowest factor that is in all of these is 1. This is the case for all whole numbers though.

Answer 7

awessome thanks

Answer 8

It's very uncommon for this question to come up though. Most teachers and exams ask for the greatest common factor, or the lowest common multiple.

Answer 9

hmmmm