问题
解答题
化简下列各比.
|
答案
(1)
:1 8
,3 4
=(
×8):(1 8
×8),3 4
=1:6;
(2)24:48,
=(24÷24):(48÷24),
=1:2;
(3)8:0.7,
=(8×10):(0.7×10),
=80:7,
(4)1:0.25,
=(1÷0.25):(0.25÷0.25),
=4:1.
化简下列各比.
|
(1)
:1 8
,3 4
=(
×8):(1 8
×8),3 4
=1:6;
(2)24:48,
=(24÷24):(48÷24),
=1:2;
(3)8:0.7,
=(8×10):(0.7×10),
=80:7,
(4)1:0.25,
=(1÷0.25):(0.25÷0.25),
=4:1.