1) (14/15 - 3/5) 15 = (14/15 - 9/15) 15= (5/15) * 15= 5
2) 18 (8/9 - 5/18) = 18 (16/18 - 5/18)= 18 * (11/18)= 11
1) (14/15 - 3/5) 15 = (14/15 - 9/15) 15
= (5/15) * 15
= 5
2) 18 (8/9 - 5/18) = 18 (16/18 - 5/18)
= 18 * (11/18)
= 11