问题
填空题
6.5:2.5化成最简单的整数比是______,比值是______.
答案
6.5:2.5=(6.5×10):(2.5×10)=65:25=(65÷5):(25÷5)=13:5;
6.5:2.5=
:65 10
=25 10
:13 2
=5 2
÷13 2
=5 2
×13 2
=2 5
;13 5
故填:13:5,
.13 5
6.5:2.5化成最简单的整数比是______,比值是______.
6.5:2.5=(6.5×10):(2.5×10)=65:25=(65÷5):(25÷5)=13:5;
6.5:2.5=
:65 10
=25 10
:13 2
=5 2
÷13 2
=5 2
×13 2
=2 5
;13 5
故填:13:5,
.13 5