Sobtract 1 from minus 9 and get minus 10.
3/10 minus 1/5 is 1/10.
1 - 10 = -9
-6/10 minus -7/10 is 1/10
7/10 minus 9/15 is 1/10
Sobtract 1 from minus 9 and get minus 10.
9/10 minus 1/10 is 4/5
3/10 minus 1/5 is 1/10.
It is 21/10 minus 1/10 = 20/10 or 2
1 - 10 = -9
2/5 = 4/10 minus 1/10 is 3/10
10% - 1% = 9%
10 - 9 = 1
4/5 minus 1/2 is the same as 8/10 minus 5/10 = 3/10
-6/10 minus -7/10 is 1/10
9/10 minus 3 is -2 1/10
7/10 minus 5/10 is 1/5.