+
12+34
12+34=46
23-11
23-11=12
9x5
9x5=45
5 ÷ 60
5 ÷ 60=12
10x12
10x12=120
13+5+2
13+5+2=20
24-2-5
24-2-5=17
12x11
12x11=132
12+231
12+231=243
123+23
123+23=146
241-23
241-23=218
12x3x1
12x3x1=36
6x4x2
6x4x2=48
2634-154
2634-154=2480
342+132
342+132=474
423-213
423-213=210
124x15
124x15=1860
465x11
465x11=5115
1234+178-6
1234+178-6=1406
1523+321
1523+321=1844
5123-423
5123-423=4700
145x231
145x231=33495
111x1111
111x111=12321
862 - 431 × 5
862 -431×5=2155