addition
98+123
221
356-214=
142
12x3
36
87/3
1308/2
654
579+2684
3263
5647-254
5393
15x5
75
224/4
859x6
5154
1284+2148
3432
58920-265
58655
23x8
184
783/9
87
1258+9876
11134
5698+1247
6945
105932-10200
95732
175x6
1050
582/3
785-96
689
12589+12478
25067
10697-2300
8397
3269x7
22883
3860/4
965
235+654
889