1
2
-2
2 and 2/3
3/2 − 6/5 = 3/10
13
(5+4)-(3x3)=0
-13
2 subtracted by 3 = -1
5 10 3 8 1 6 -1 what you need to do is check for the pattern... for 5 to get to 10 5 was added, to get from 10 to 3, 7 was subtracted; in the same way from 3 to get to 8, 5 was added, then 7 was subtracted to get 1.
9 - 2 2/5 = 6 3/5.
12-7 =5