黄冈少年冠军六年级上册英语答案
12÷10 3×50% 360×25%+0.25×40 1/2× 20%+5/8 ÷ 5/24.
= 12× 3 10× 0.5 = 360× 0.2+0.25× 40 = 1/2× 1/5+5× 24/5
= 40× 0.5 = 0.25× (360+40) =十分之一+3
= 20 = 0.25× 400 = 3又十分之一
=100
= 12× 3 10× 0.5 = 360× 0.2+0.25× 40 = 1/2× 1/5+5× 24/5
= 40× 0.5 = 0.25× (360+40) =十分之一+3
= 20 = 0.25× 400 = 3又十分之一
=100