Question

负一又三分之二除以四分之三乘负八分之五等于多少,要有列式

Answer 1

-1(2/3)÷(3/4)×(-5/8)

=(-5/3)×(4/3)×(-5/8)

=(5/3)×(4/3)×(5/8)

=(5/3)×(1/3)×(5/2)

=(5×1×5)/(3×3×2)

=25/18