Addition
5
+3
_____
8
17
+5
____
22
9
-6
____
3
13
-8
____
5
4
+4
____
8
59
+6
____
65
16
-5
____
11
12
-9
____
3
10
+7
____
17
88
+88
____
176
64
-23
____
41
81
-17
____
64
25
+14
____
39
373
+184
____
557
859
-741
____
118
560
-284
____
276
67
+22
____
89
975
+26
____
1001
2864
-1622
____
1242
1000
-853
____
147