问题
解答题
|
答案
(1)0.35:5.6
=(0.35÷0:35):(5.6÷0.35)
=1:16;
0.35:5.6
=0.35÷5.6
=
;1 16
(2)
:2 9 5 6
=(
×2 9
):(6 5
×5 6
)6 5
=4:15;
:2 9 5 6
=
÷2 9 5 6
=
×2 9 6 5
=
;4 15
(3)40:100
=(40÷20):(100÷20)
=2:5;
40:100
=40÷100
=
.2 5