(92-68):1=24:1=24
60-40:4=60-10=50
80+20:10=100:10=10
27+49:1=27+49=76
37·1+54=37+54=91
(24+16):8=40:8=5
(36+24):6=60:6=10
(84-35)·1=49·1=49
64:8+4·6-29=8+24-29=3
(45+56:8-39)+36:4=(45+7-39)+9=22
64:(6·5-22)-9:3=64:(30-22)-3=8-3=5
90-5·8+35:5-2·9=90-40+7-18=39