3分之1乘4分之一除(4分之3减12分之5)的运算过程是什么
1/3×1/4÷(3/4-5/12)
=1/12÷3/4-1/12÷5/12
=1/12×4/3-1/12×12/5
=1/9-1/5
=5/45-9/45
=-4/45
(1/3)*(1/4)/(3/4-5/12)
=(1/3)*(1/4)/(9/12-5/12)
=(1/3)*(1/4)/(1/3)
=1/4