问题
填空题
|
答案
(1)
:4 5 6 7
=(
×35):(4 5
×35)6 7
=28:30
=(28÷2):(30÷2)
=14:15
:4 5 6 7
=14:15
=14÷15
=
.14 15
故答案为:14:15,
.14 15
|
(1)
:4 5 6 7
=(
×35):(4 5
×35)6 7
=28:30
=(28÷2):(30÷2)
=14:15
:4 5 6 7
=14:15
=14÷15
=
.14 15
故答案为:14:15,
.14 15