30 and -40
20 and -30
10 and -20
5 and -15
2 and -12
-5 and -5
120 and 3.
-8 and -15
15 and 8
60 and 120
Factors refer to whole numbers, not decimals.
-120
The other factors could be 4 and 5 or 1 and 20.
60, 120, 180.....
Since 120 is a multiple of itself, all you need to do is pair it with any other factor of 120. 120 and 60 have an LCM of 120.
4 and 120
4 and 120
4 and 120