7.35➗(7035➗0.25)简便方法计算，7.35➗(7035➗0.25)=7.35/（7035/0.25）=0.25*7.35/7035=0.25/1000=0.00025
原式=7.35÷7035×0.25=1/1000÷4=1/4000
7.35÷（7.35÷0.25）=7.35÷7.35×0.25=1×0.25=0.25
