3+3=6
2-1=1
90-24=66
1243232-123=1243109
124124-12+214-2=
1) 124124-12=124 112
2) 124 112 + 214=124 326
3) 124 326 - 2=124 324
3+3=9
124124-12=124112+214=124326-2=124324
3+3=6
2-1=1
90-24=66
1243232-123=1243109
124124-12+214-2=
1) 124124-12=124 112
2) 124 112 + 214=124 326
3) 124 326 - 2=124 324
3+3=9
2-1=1
90-24=66
1243232-123=1243109
124124-12=124112+214=124326-2=124324