50 dollars minus 35 dollar is 70% off.
50 - 15 = 35
49 over 50 minus 19 over 35 = 765/1750 which reduces to 153/350
It was 70%.
-50 739
7/10 - 9/25 = 35/50 - 18/50 = 17/50
25 minus 35 is -10.
775 minus 35 is 740.
175 minus 35 is 140.
35 minus 6 leaves 29.
910 minus 50 is 860.
1 minus 36 equals minus 35 or 1 - 36= -35