① ÷ + ×
②7.85﹣(4.3+0.85)
③ ÷9× ÷
④ ÷[( - )÷ ]
⑤(3- - )×
⑥120×( + - )
201﹣65=
50×101=
0.04+=
10﹣4.6=
0.91÷0.7=
0.43=
×=
0.15:30%=
5-=
12×(-)=
20﹣12÷