11/2:0.75的比值是 _ ,把它化成最简单的整数比是 _ .
问题描述:
1
:0.75的比值是 ___ ,把它化成最简单的整数比是 ___ .1 2
答
(1)1
:0.75,1 2
=1.5÷0.75,
=2,
(2)1
:0.75,1 2
=
:3 2
,3 4
=(
×3 2
):(4 3
×3 4
),4 3
=2:1;
故答案为:2;2:1.