问题 填空题
把0.5:
2
3
化成最简整数比是______:______,比值是______.
答案

把0.5:

2
3
化成最简整数比是:0.5:
2
3
=
5
10
2
3
=
1
2
2
3
=(
1
2
×6
):(
2
3
×6
)=3:4

比值是:0.5:

2
3
=
5
10
2
3
=
1
2
2
3
=
1
2
÷
2
3
=
1
2
×
3
2
=
3
4

故填:3,4,

3
4

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