问题
解答题
把3
|
答案
(1)3
:1.25,1 8
=
:125 8
,1 4
=
:25 8
,5 4
=(
×8):(25 8
×8),5 4
=25:10,
=(25÷5):(10÷5),
=5:2;
(3)3
:1.25,1 8
=
÷125 8
,1 4
=
÷25 8
,5 4
=
×25 8
,4 5
=
;5 2
故答案为:5:2,
.5 2
把3
|
(1)3
:1.25,1 8
=
:125 8
,1 4
=
:25 8
,5 4
=(
×8):(25 8
×8),5 4
=25:10,
=(25÷5):(10÷5),
=5:2;
(3)3
:1.25,1 8
=
÷125 8
,1 4
=
÷25 8
,5 4
=
×25 8
,4 5
=
;5 2
故答案为:5:2,
.5 2