126/420 = 3/10 in its lowest terms
1/5
20/28Divide both the numerator and denominator by 420/28 = 5/7
17/105
28
600/420 = 10/7
It is: 420
the lowest common multiple of 28 and 30 is 420.
The lowest common factor is: 1
The lowest common multiple (LCM) of 5, 7 and 12 is 420.
Well, honey, the greatest common factor of 126 and 420 is 42. It's like finding the biggest slice of cake you can share between the two numbers - and in this case, that slice is 42. So go ahead and enjoy that math dessert!
The LCM is: 420
The LCM is: 7,980