18÷0.2=
0.3÷0.2=
4.8÷6=
7.5÷0.5=
6÷12=
7.23×0.1=
3.2÷0.32=
6.06÷0.6=
0.13×5=
60×1.2=
10×2.5=
0.04×0.25=
0.3×0.3=
17×0.5=
17÷0.5=
0.4÷0.4÷0.25=
x×3.6=y× x-d=y-
①250-250÷25×2
②18÷ ×
③5.2÷0.4÷2.5
④(34- )÷17
⑤4.3×1.75-1.75+ ×6.7
⑥ ×[(72.8-69.6)÷ ]