把0.3米:20厘米化成最简单的整数比是_,比值是_.
问题描述:
把0.3米:20厘米化成最简单的整数比是______,比值是______.
答
(1)0.3米:20厘米,
=30厘米:20厘米,
=30:20,
=(30÷10):(20÷10),
=3:2;
(2)0.3米:20厘米,
=30厘米:20厘米,
=30÷20,
=1.5,
故答案为:3:2;1.5.