45÷5×9=
75-25+50=
73-39+46 43+27-50 42+50-66 96-80+35
15-6= 40+9= 40+8= 20+3=
9+20= 58-8= 8+80= 2+70=
40+30= 3+70= 5+30= 85-80=
9+7+1= 10+8-5= 14-8+0= 15-8+9=
4+80= 73-3= 20+5= 12-3= 48-40+5=
13-5= 6+8= 17-9= 17-10= 72+8-6=
43-40= 24+0= 38+5= 8+7= 37-30+9=
56-4= 9+46= 90-5= 40+60= 75-40-3=
①47+14=
②90-48=
③29+64=
④82-48+54=
⑤70-32-28=
⑥94-(29+34)=
①47+36=
②72-46=
③57-39-16
④37+38+13=
⑤45+27-38=