(8/3－275/9)÷【(7/3－10/9)÷4－0.75】÷0.03125
原式=（24/9-275/9）÷[(21/9-10/9)÷4-0.75]÷0.03125
=-251/9÷(11/9÷4-3/4)÷0.03125
=-251/9÷(11/36-3/4)÷0.03125
=251/9÷(-4/9)÷0.03125
=251/4÷0.03125
=62.75÷0.03125
=2008