найди оплошности и исправь (математика)

(6656/512+28)*(1524/127-7)-150=55
(4992/384-8)*(8496/236+15)+145=400
(38*216/57+3780/108-10)/13=13
5007*(11815/85-(4806-4715))=240336
703*(24396/76-319+206)=146224
213213/(403*36-14469)=5467
7866/38-16146/78=0
(120+16*7)*240/(300-5*44)=696
(372+118*6)/(38*35-34*37)-12=3
3124/(3*504-4*307)+10403/101=114
30+(12322/(24+37)-12*15)/(35*2-59)=32

1. (6656:512+28)*(1524:127-7)-150=(13+28)*(12-7)-150=41*5-150=205-150=55
2. (4992:384-8)*(8496:236+15)+145=(13-8)*(36+15)+145=5*51+145=255+145=400
3. (38*216:57+3780:108-10):13=(8208:57+35-10):13=(144+35-10):13=169:13=13
4. 5007*(11815:85-(4806-4715))=5007*(139-91)=5007*48=240336
5. 703*(24396:76-319+206)=703*(321-319+206)=703*208=146224
6. 213213:(403*36-14469)=213213:(14508-14469)=213213:39=5467
7. 7866:38-16146:78=207-207=0
8. (120+16*7)*240:(300-5*44)=(120+112)*240:(300-220)=232*240:80=55680:80=696
9. (372+118*6):(38*35-34*37)-12=(372+708):(1330-1258)-12=1080:72-12=15-12=3
10. 3124:(3*504-4*307)+10403:101=3124:(1512-1228)+103=3124:284+103=11+103=114
11. 30+(12322:(24+37)-12*15):(35*2-59)=30+(12322:61-180):(70-59)=(202-180):11=22:11=2