(1)5X6十4卍=36.
30+4卍=36
4卍=6
卍=1.5
(2),8卍一18十4=8.
8卍=22
卍=2.75
(3)6卍十5X7=77.
6卍=77-35
6卍=42
卍=7
(4)1.2卍十0.16÷0.2=3.2.
1.2卍=3.2-0.8
1.2卍=2.4
卍=2
(1)5X6十4卍=36.
30+4卍=36
4卍=6
卍=1.5
(2),8卍一18十4=8.
8卍=22
卍=2.75
(3)6卍十5X7=77.
6卍=77-35
6卍=42
卍=7
(4)1.2卍十0.16÷0.2=3.2.
1.2卍=3.2-0.8
1.2卍=2.4
卍=2