its 4.5
18
90
270
30
0.45
270
270
The LCM is 540.
4.9091
270 divided by 27 = 10
60/270 = 6/27 = 2/9
this is simple division as both numbers can be divided by 10 to simplify this math problem. 2700 divided by 60 is the same as 270 divided by 6. Long division or short division and then you get 45.