问题
填空题
把1.6:1
|
答案
化成最简整数比是:1.6:1
=2 5
:16 10
=7 5
:8 5
=(7 5
×5):(8 5
×5)=8:7,7 5
比值是1.6:1
=2 5
:16 10
=7 5
:8 5
=7 5
÷8 5
=7 5
×8 5
=5 7
.8 7
故填:8:7,
.8 7
把1.6:1
|
化成最简整数比是:1.6:1
=2 5
:16 10
=7 5
:8 5
=(7 5
×5):(8 5
×5)=8:7,7 5
比值是1.6:1
=2 5
:16 10
=7 5
:8 5
=7 5
÷8 5
=7 5
×8 5
=5 7
.8 7
故填:8:7,
.8 7