问题
解答题
|
答案
(1)
:0.3753 5
=
:3 5 3 8
=(
×3 5
):(5 3
×3 8
)5 3
=1:5 8
=8:5;
(2)0.54:1.6
=(0.54÷0.02):(1.6÷0.02)
=27:80;
(3)
:4 15 4 25
=(
×4 15
):(25 4
×4 25
)25 4
=
:15 3
=5:3.
|
(1)
:0.3753 5
=
:3 5 3 8
=(
×3 5
):(5 3
×3 8
)5 3
=1:5 8
=8:5;
(2)0.54:1.6
=(0.54÷0.02):(1.6÷0.02)
=27:80;
(3)
:4 15 4 25
=(
×4 15
):(25 4
×4 25
)25 4
=
:15 3
=5:3.