39+9=           
20+16= 班级＿＿＿＿           
96-3= 姓名＿＿＿＿     
7+45=         15+6=     
3×2= 2×2= 15-3= 5×2=         21-7=    
2×4= 4+59= 65+8= 55-7=         4×4=     
5×2= 72-2= 70-5= 63+6=         25+6=     
78-9= 4×5= 64+1= 81-3=         4×8=     
54-7= 81-5= 3×4= 3×3=         36-8=     
8+63= 47-5= 8+49= 82-6=         51-7=     
85-3= 6×6= 2×1= 3×5=         42+6=     
2×3= 38-2= 77-4= 65-9=         36-7=     
76+8= 3×6= 3×3= 4×3=         5×3=     
36-9= 9+81= 32+4= 5+47=         2×8=     
8+52= 56-7= 41-8= 1×5=         6×5=     
91+3= 4×4= 4×6= 59+4=         8×3=     
84+6= 62+3= 48+6= 5×6=         26+7=     
91-3= 35-3= 3×5= 73+4=         41-4=     
6×5= 6×5= 70-5= 45-9=         7×3=     
6+48= 35-5= 51-4= 97-7=         4+34=     
73-7= 41+5= 83-3= 54-5=         23+8=     
32+7= 90-8= 44+8= 71-4=         32+2=    
2×1= 5×5= 27-5= 21-1=         6×8=     
   78-5=           42-7=         3×6=         2×4=         37-7=
   80-6=           3×3=         5+27=         40-6=         7×5=
   5×9=           33-6=         69+8=         93-9=         5+56=
   54-7=           29+2=         7+79=         3+78=         9×7=