问题
解答题
化简比并求比值:
|
答案
:1 4
,1 12
=(
×12):(1 4
×12),1 12
=3:1;
:1 4
,1 12
=
÷1 4
,1 12
=3;
0.25:
,3 4
=
:1 4
,3 4
=(
×4):(1 4
×4),3 4
=1:3,
0.25:
,3 4
=
:1 4
,3 4
=
÷1 4
,3 4
=
.1 3
化简比并求比值:
|
:1 4
,1 12
=(
×12):(1 4
×12),1 12
=3:1;
:1 4
,1 12
=
÷1 4
,1 12
=3;
0.25:
,3 4
=
:1 4
,3 4
=(
×4):(1 4
×4),3 4
=1:3,
0.25:
,3 4
=
:1 4
,3 4
=
÷1 4
,3 4
=
.1 3