问题
解答题
化简比.
500千克:
|
答案
(1)
:3 4
,7 8
=(
×8):(3 4
×8),7 8
=6:7;
500千克:
吨,2 3
=500:
,2000 3
=(500×
):(3 500
×2000 3
),3 500
=3:4.
化简比.
500千克:
|
(1)
:3 4
,7 8
=(
×8):(3 4
×8),7 8
=6:7;
500千克:
吨,2 3
=500:
,2000 3
=(500×
):(3 500
×2000 3
),3 500
=3:4.