过一刻是
58-14= 9×6= 61-6= 9×4-9=
36+5= 4×8= 5×9= 6+3×5=
12+66= 6×3= 42-8= 7×7-7=
76-17= 7+5= 8×6= 20-2×3=
①37+28=
②93-39=
③83-27-29=
④25+47+18=
⑤70-26+19=
⑥100-(46+35)=