19
5/6, 10/12, 15/18, 20/24
The LCM is: 360
(7+11)/2 + 15 = 24 7+11 = 18/2 = 9 + 15 = 24
The LCM of 15 and 18 is 90
18
19
15 18 24 are three numbers. There is no single number to identify.
57 - (24 plus 15) = 18
the gcf is goin to be 3. 15-1,3,5,15 18-1,2,3,6,9,18 24-1,2,3,4,6,8,12,24
10/12 15/18 20/24 ect...10/12, 15/18, 20/24
24 ÷ 15 = 1 with remainder 9
360
18
5/6, 10/12, 15/18, 20/24
2520
The LCM is: 360