1×4= 54÷6= 42+26= 9×6=
7÷7= 80-17= 1×9= 18÷3=
35+5= 2×8= 20÷5= 8×5=
2+3= 72÷8= 21÷3= 47+13=
5×8-8= 31-9+20= 9×4÷6= 2+3×2=
78-50= 2×5= 3×4= 2×4+18=
25+15= 4×4= 1×6= 22-4+33=
35+16= 3×6= 5×5= 50+3×5=
□○□○□=□( )
9×<29 ×8<55 58>7×