4÷(8÷0.25)÷0.125=4÷(8x4)ⅹ8=4ⅹ8÷(8x4)=1
4÷(8÷0.25)÷0.125
=4÷8×0.25÷0.125
=4×0.25÷8÷0.125
=(4×0.25)÷(8×0.125)
=1÷1
=1
4÷（8÷0.25）÷0.125=4×0.25÷（8×0.125）=1÷1=1
4÷(8÷0.25)÷0.125=32÷32=1
