32406-2235:5= 32406-447= 31959
2235;5= 447
32406-447=31959
42588 ;7-205x 6+960;3=
42588;7=6084
205×6=1230
960:3=320
6084-1230=4854
4854+320=5174
2539+724×7= 7607
724 x7=5068
2539+5068=7607
4078 x7-204:6+777:3=28771
4078×7=28546
204:6=34
777:3= 259
28546- 34=28512
28512+259=28771