篮子里有鸡蛋若干个,每次取出3 个,最后剩1 个;每次取5 个,最后剩下3 个;每次取7 个,最后剩下5 个,则篮子里最少有 个鸡蛋.
:12=6÷ = 填小数= 折=75%.
=0.4==12÷ = %= :25.
= (小数)= (百分数)=12: = 折.
0.75== ÷16=27: = %.
= : =33÷ = %