问题
解答题
|
答案
(1)144:120
=(144÷24):(120÷24)
=6:5;
(2)0.4:0.6
=(0.4×5):(0.6×5)
=2:3;
(3)
:7 16 2 3
=(
×48):(7 16
×48)2 3
=21:32.
|
(1)144:120
=(144÷24):(120÷24)
=6:5;
(2)0.4:0.6
=(0.4×5):(0.6×5)
=2:3;
(3)
:7 16 2 3
=(
×48):(7 16
×48)2 3
=21:32.