Jawabanmu

2014-02-03T21:23:10+07:00
39-10= 29
14-(-10)= 24
-28-14= -42
-31-(-19)= -12
-19-(-49)= 30
32-64= -32
19-28= -9
31-(-11)= 42
61-(-14)= 75
-57-(-11)= -46
-11-(-31)= 20
-52-8=
-60