电子课本网 第14页

第14页

信息发布者:
B
A
B
​$\frac {3}{2}$​
​$\frac {3}{4}$​
​$\frac {4}{9}$​
2
​$\frac {1}{4}$​
​$\frac {14}{25}$​
​$\frac {1}{6}$​
​$\frac {1}{2}$​
​$=\frac {1}{13}×\frac {13}{9}×3$​
​$=\frac {1}{3}$​
​$=\frac {2}{3}×6×\frac {5}{8}$​
​$=4×\frac {5}{8}$​
​$=\frac {5}{2}$​
​$=\frac {7}{8}×\frac {8}{9}×\frac {3}{2}$​
​$=\frac {7}{9}×\frac {3}{2}$​
​$=\frac {7}{6}$​
​$=\frac {9}{10}×\frac {5}{9}×\frac {40}{21}$​
​$=\frac {20}{21}$​
​$=\frac {5}{12}×\frac {24}{35}×\frac {1}{8}$​
​$=\frac {1}{28}$​
​$=6×\frac {4}{9}×\frac {8}{3}$​
​$=\frac {64}{9}$​
​$=1:2$​
​$=\frac {1}{2}$​
=30:1
=30
​$=75:4$​
​$=\frac {75}{4}$​
​$=7:3$​
​$=\frac {7}{3}$​