-18/5 = -324/90
-37/18 = -185/90
-185 + 324 = 139/90 or 1 and 49/90
1/9 - 5/6 = 2/18 - 15/18 = - 13/18
-1
-1
No. (-1/3) - (-2/3) = + 1/3
1 over 3 subtracted from 2 over 3 would yield 1 over 3.
No, any negative number subtracted from a positive is like addition. For example 1 - (-1) is the same as 1 + 1, so by adding two positive numbers you can't get zero.
66
12
It is: -3/1 or as -3
Negative one third or -0.333
7 1/3
Odk