问题
填空题
把
|
答案
(1)
:3 5
,3 20
=(
×3 5
):(20 3
×3 20
),20 3
=4:1;
(2)
:3 5
,3 20
=
÷3 5
,3 20
=4;
故答案为:4:1,4.
把
|
(1)
:3 5
,3 20
=(
×3 5
):(20 3
×3 20
),20 3
=4:1;
(2)
:3 5
,3 20
=
÷3 5
,3 20
=4;
故答案为:4:1,4.