Question

6300:9×8-4200:7
3600:6+500×8-100
3600-2700:3×4+2200
9000:3+5400:6×4
400×(36:9)+480:6

Answer 1

1)=5600-600=5000
2)=600+4000-100=4500
3)=3600-3600+2200=2200
4)=3000+3600=6600
5)=400*4+80=1600+80=1680