1) (1/4) (5/8) = 5/322) (7/15) (5/49) = 35/735 = 1/213) (16/9) (3/10) = 48/90 = 8/154) (10/13) (26/45) = 260/585 = 52/117
1) (1/4) (5/8) = 5/32
2) (7/15) (5/49) = 35/735 = 1/21
3) (16/9) (3/10) = 48/90 = 8/15
4) (10/13) (26/45) = 260/585 = 52/117