问题
解答题
化简比.
|
答案
39:13,
=(39÷13):(13÷113),
=3:1;
64:8,
=(64÷8):(8÷8),
=8:1;
0.6:0.3,
=(0.6÷0.3):(0.3÷0.3,),
=2:1;
:1 6
,2 9
=(
×18):(1 6
×18),2 9
=3:4.
化简比.
|
39:13,
=(39÷13):(13÷113),
=3:1;
64:8,
=(64÷8):(8÷8),
=8:1;
0.6:0.3,
=(0.6÷0.3):(0.3÷0.3,),
=2:1;
:1 6
,2 9
=(
×18):(1 6
×18),2 9
=3:4.