问题
解答题
求下面各比的比值. 28:141.5:4
|
答案
28:14=28÷14=2
1.5:4=1.5÷4=0.375
=63÷42=1.563 42
:3 4
=5 8
÷3 4
=5 8
×3 4
=8 5 6 5
故答案是2,0.375,1.5,
.6 5
求下面各比的比值. 28:141.5:4
|
28:14=28÷14=2
1.5:4=1.5÷4=0.375
=63÷42=1.563 42
:3 4
=5 8
÷3 4
=5 8
×3 4
=8 5 6 5
故答案是2,0.375,1.5,
.6 5