1)680:4+24*38-60:3=170+912-20=1062
2)(680:4+24)*38-60:3=(170+24)*38-20=194*38-20=7372-20=7352
3)680:4+24*(38-60:3)=170+24*(38-20)=170+24*18=170+432=602
4)(680:4+24)*(38-60:3)=(170+24)*(38-20)=194*18=3492
1)680:4+24*38-60:3=170+912-20=1062
2)(680:4+24)*38-60:3=(170+24)*38-20=194*38-20=7372-20=7352
3)680:4+24*(38-60:3)=170+24*(38-20)=170+24*18=170+432=602
4)(680:4+24)*(38-60:3)=(170+24)*(38-20)=194*18=3492