①24× ÷
②( - )× +
③ × + ÷6
④( + )×24
⑤ ×33+ ×46+
⑥ ÷ ÷
①+++
②×2021
③(-)×36
④×+×
⑤+×
⑥×+÷
0.56÷0.8= = = =
5×( )= 30×= 0.53= 3﹣=