Addition
-5+-4
-9
-9-2
-11
-23*-2
46
15/4
3.75
-18+2
-16
-30+3
-27
-10-1
-11
9*-6
-54
12/2
6
18--10
28
9+-2
7
(3)-(-9)
12
-27*4
-108
10/4
2.5
(13)*(6)
78
-10+7
-3
(2)--4
(9)*(-2)
-18
7/4
1.75
15/6
2.5
-20+8
-12
90--52
142
-4*-9
36
18/8
2.25
(-25)/-20
1.25