54÷9= 5×8= 54+6= 7÷7= ( )×3=24
7×3= 32÷8= 36÷6= 16+4= 48÷( )=6
1×1= 64-8= 12+59= 72÷( )=8 ( )×( )=36
□÷□=□(个)……□(个)
□÷□=□(堆)……□(个)