35/60 - 18/60 = 17/60
17 minus 17 equals zero
9/10 - 4/12 = 54/60 - 20/60 = 34/60 = 17/30
420 minus 60 is 360.
Example: 20/17 minus 1 20/17 minus 17/17 3/17
77
35/60 - 18/60 = 17/60
17 minus 17 equals zero
9/10 - 4/12 = 54/60 - 20/60 = 34/60 = 17/30
420 minus 60 is 360.
5
8:30 minus 60 minutes is 7:30 830 minutes minus 60 minutes is 770 minutes.
-9/20 1 - 1/2 - 1/3 - 1/4 - 1/5 - 1/6 = 60/60 - 30/60 - 20/60 - 15/60 - 12/60 - 10/60 = -27/60 = -9/20
60 - (-60) = 120
Example: 20/17 minus 1 20/17 minus 17/17 3/17
2010 minus 1993 equals 17.
x = 10 Minus 6 times 10 = minus 60 Add 3 to minus 60 = minus 57