+
1+9=
10
11-34=
23
12x23=
276
2+3-4
1
12+45-34x7
161
9+147=
156
12-45=
33
7x6
42
2+9-5
6
12+34-45x5
5
14 +17=
31
22-33=
11
9x3
27
23+45-56
12
23+34-2x6
330
14 +57=
71
123-145=
22
2x4
8
123+234-345
12
34+34-2x5
330
124+1.247=
125.247
1.111-3.456
2.345
10x3
30
567+678-123
1122
123+234-23x4
1336