化简比并求比值。 0.25:3⼀4 78.5%:3⼀81又5⼀7:5⼀12 1.25:12.5%?

2025-06-22 18:38:08
推荐回答(3个)
回答1:

0.25:3/4 化简之后是1:3 比值是1/3
78.5%:3/8
=157/200:75/200
=157:75
=157/75
1又5/7:5/12
=12/7:5/12
=144:35
=144/35
1.25:12.5%化简比是10:1 比值是10

回答2:

0.25:3/4
=1/4:3/4
=1:3
=1/3
78.5%:3/8
=157/200:75/200
=157:75
=157/75
1又5/7:5/12
=12/7:5/12
=144:35
=144/35
1.25:12.5%
=1.25:0.125
=10:1
=10

回答3:

0.25:3/4=1/3
78.5%:3/8=157/75
1又5/7:5/12=144/35
1.25:12.5%=10