Addation
100+120
220
120-100
20
99/9
11
902
180
10900123
1340700
118
1000-2000
-1000
998/21
49.4
2032
406
10980/20
549
1200+200
1400
2567-90
2477
1200/3
400
1232
246
10-900
-890
6678+80
6766
260-10-20
230
6009/10
600.9
9992
1998
19087+900
1340700
1+999
1000
9999-10000
-1
10/1
10
12090
10800
10+10-10x10
100