7÷0.125÷8=7÷( 1/8 )÷8=7*8÷8=7
7÷0.125÷8=7÷(0.125x8)=7÷1=7
0.125=1/87÷0.125÷8=7x8÷8=7
7÷0.125÷8=7÷(0.125X8)=7÷1=7