LCD(2, 9, 11) = 198.
315
72
630
If that's 84 and 35, the LCD is 420.If that's 8/4 and 3/5, the LCD is 20.
LCD of 5, 9 and 2 = 90
63
18
LCD(4, 2, 9) = 36
LCD(2, 9, 11) = 198.
LCD(7, 9, 2) = 126.
The smallest multiple 3 and 9 have in common is 9. 2/3 becomes 6/9 and 5/9 does not change
45
2/3 and 5/9The LCD is 9.
LCD is 10 so: 9/10-5/10 = 4/10 = 2/5 in its lowest terms
LCD(3, 5, 4, 2) = 60
315