(2分之1-3分之1)乘(-7分之3)除以-1又7分之3的绝对值-(-5又5分之3)除以【-(-2)】的四次方
=(1/2-1/3)x(-3/7)÷I(-10/7)I-(-28/5)÷【-(2)】^4
=1/6x(-3/7)x(7/10)-(-28/5)x(1/16)
=1/2x(-1/10)-(-7/5)x(1/4)
=(-1/20)-(-7/20)
=6/20
=3/10
(2分之1-3分之1)乘(-7分之3)除以-1又7分之3的绝对值-(-5又5分之3)除以【-(-2)】的四次方
=(1/2-1/3)x(-3/7)÷I(-10/7)I-(-28/5)÷【-(2)】^4
=1/6x(-3/7)x(7/10)-(-28/5)x(1/16)
=1/2x(-1/10)-(-7/5)x(1/4)
=(-1/20)-(-7/20)
=6/20
=3/10