200:2*540+460:10=54046
1. 200/2=100
2. 100*540=54000
3. 460/10=46
4. 54000+46=54046
200:2*(540+460:10)=58600
1. 460/10=46
2. 540+46=586
3. 200/2=100
4. 100*586=58600
1200-200:40*5*5=1075
1. 200/40=5
2. 5*5=25
3. 25*5=125
4. 1200-125=1075
1200-200:(40*5)*5=1195
1. 40*5=200
2. 200/200=1
3. 1*5=5
4. 1200-5=1195
(1200-200:40)*5*5=29875
1. 200/40=5
2. 1200-5=1195
3. 1195*5=5975
4. 5975*5=29875