7/2 or 3.5
Well, darling, 17 over 18 minus 2 over 3 is the same as 17 times 3 minus 2 times 18, all over 18 times 3. So, that gives you 51 minus 36 over 54, which simplifies to 15 over 54, or 5 over 18. Math doesn't have to be a drag, honey!
2 minus 2/5 plus 1/2 minus 4 = -1.9
2 minus 5/2 equals -1/2
Unfortunately, 2 over 2 minus 1 equals 5 over 6 is just a wrong answer! If it is 2 over 2, minus 1, the answer is that it equals zero. If it is 2, over 2 minus 1, the answer is that it equals 2.
2/5 minus 4/9 equals -2/45
2/5 minus 1/15 is 1/3
It is: 2/7 minus 5/8 is = -19/56
It is: 4/5 minus 1/2 = 3/10
1/2 minus 5/32 is 11/32
7/11 minus 2/5 is 13/55
3/5 minus 2/10 is 2/5
3/2 minus 1/5 = 1 3/10