能简算的要简算(2-3/4×4/5)÷(1/12+4/15)
问题描述:
能简算的要简算(2-3/4×4/5)÷(1/12+4/15)
答
(2-3/4×4/5)÷(5/60+16/60)=(7/5)X(60/21)=4
能简算的要简算(2-3/4×4/5)÷(1/12+4/15)
(2-3/4×4/5)÷(5/60+16/60)=(7/5)X(60/21)=4