问题
解答题
求比值.
|
答案
(1)13:39,
=13÷39,
=
;1 3
(2)
:1 4
,1 6
=
÷1 4
,1 6
=
;3 2
(3)
:0.6,1 2
=0.5:0.6,
=0.5÷0.6,
=
.5 6
求比值.
|
(1)13:39,
=13÷39,
=
;1 3
(2)
:1 4
,1 6
=
÷1 4
,1 6
=
;3 2
(3)
:0.6,1 2
=0.5:0.6,
=0.5÷0.6,
=
.5 6