Addition
54+19
73
80-33
47
15X3
45
5/5
1
80+60+77
217
23+5+16
44
543-64
479
22X5
110
144/12
12
788-144
644
500+300+64
864
1,023-452
571
333X23
7659
112/16
7
6767-6767
1
1,023+55+6+7
1,091
3,056-999
2,057
456X67
30,552
90/15
5
450X450
202,500
5,093+22+44+3
5,162
40,999-888
40,111
6,767X6,767
45,792,289
115/23
5
8,000+56+10
8,066