①8+49=
②92-48=
③78+16=
④27+25-19=
⑤86-(24+26)=
⑥38+30+27=
23+19+46= 80-16-35=
63-29+17= 37+18-19=
14+36+17=
32+18-17=
37-18+13=
87-15-23=
28+34+17= 96-57-26= 84-27+39=
38+29= 71-32= 15+47+29=
9+52= 90-76= 72-(18+46)=
17+28+46=
90﹣24﹣38=
43+39﹣57=
78+16-17 45-26-18
48+32+10 34+56-47