0.25×12=
0.9²=
0.45÷0.9=
0÷0.26=
0×28÷28=
6.6-0.6×10=
3.84×99+3.84=
37.6÷1.25÷8=
8.64÷12= ★12.2÷0.55≈
①367+33=
②9﹣5.2=
③0.6×0.2=
④﹣=
⑤÷=