化简比20%:60% &...
化简比20%:60%1.2:2.4829:81596:641.35:9.2537:521....
化简比20%:60% 1.2:2.48 29:815 96:64 1.35:9.25 37:521.
展开
1个回答
展开全部
(1)20%:60%
=(20%×5):(60%×5)
=1:3;
(2)1.2:2.48
=(1.2×100):(2.48×100)
=120:248
=(120÷8):(248÷8)
=15:31;
(3)
:
=(
×
):(
×
)
=5:12;
(4)96:64
=(96÷32):(64÷32)
=3:2;
(5)1.35:9.25
=(1.35×100):(9.25×100)
=135:925
=(135÷5):(925÷5)
=27:185;
(6)
:
=(
×21):(
×21)
=9:5.
=(20%×5):(60%×5)
=1:3;
(2)1.2:2.48
=(1.2×100):(2.48×100)
=120:248
=(120÷8):(248÷8)
=15:31;
(3)
2 |
9 |
8 |
15 |
=(
2 |
9 |
45 |
2 |
8 |
15 |
45 |
2 |
=5:12;
(4)96:64
=(96÷32):(64÷32)
=3:2;
(5)1.35:9.25
=(1.35×100):(9.25×100)
=135:925
=(135÷5):(925÷5)
=27:185;
(6)
3 |
7 |
5 |
21 |
=(
3 |
7 |
5 |
21 |
=9:5.
推荐律师服务:
若未解决您的问题,请您详细描述您的问题,通过百度律临进行免费专业咨询