12÷0.5=
0.52=
8.7+0.92=
9.8×0=
4.7﹣3.6=
8.4÷0.4=
0.024×5=
33=
50×30=
0÷99=
5÷9= 0.25×8= 23=
1﹣0.01= 5÷8= 12.6﹣7.6﹣0.4= 3y+0.7y= 8.2÷0.01= 35÷0.5= 0.32×99+0.32= 2.9m﹣m=
1.2+0.26= 0.03÷0.4= 1÷150%= 25×4÷25×4=
- = 3÷ = 16×( × )= + + + =