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.
The LCM is: 7,980
The LCM 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!