factoring
420=2*2*3*5*7
1400=2*2*2*5*5*7
LCM=2*2*2*3*5*5*7=4200
1400 minus 420 equals 980
The LCM is 420.
The LCM is 420.
The LCM is 420.
The LCM is 420.
The LCM is 4200.
The LCM is 420.
The Least Common Multiple (LCM) for 420 28 is 420.
The LCM is: 420
The LCM is: 420
LCM(1400, 1050) = 4200
LCM(28, 30) = 420.