2/3与0.15的最简整数比是 _ ,比值是 _ .
问题描述:
与0.15的最简整数比是 ___ ,比值是 ___ .2 3
答
:0.152 3
=
:2 3
3 20
=(
×60):(2 3
×60)3 20
=40:9;
:0.152 3
=
:2 3
3 20
=
÷2 3
3 20
=
×2 3
20 3
=
;40 9
故答案为:40:9;
.40 9