①15﹣5.27﹣2.73
②75%× +0.6÷
③0.125×0.25×32
④ ÷[ ×( ﹣ )]
30×50=
4.8×100=
3600÷90=
0.3÷100=
10﹣0.36=
+ =
60× =
÷ =
× × =
11﹣ ﹣ =
0.25×28= 500×1%= 0.81× = 0.32-0.22=
8×4÷8×4= 1÷3× = 0.8÷0.01= 98÷22=
□○□=□( )