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第5頁

信息發(fā)布者：
6
?$\frac {5}{8}$?
?$\frac {1}{8}$?
?$\frac {3}{7}$?
?$\frac {2}{3}$?
?$ \frac {16}{9}$?
42
?$\frac {5}{12}$?
7.5
60
5.2
4150
18.84
28.26
37.68
94.2
56.52
6
54
9
27
36
3
?$=\frac {1}{8}×(\frac {18}{11}+\frac {4}{11})$?
?$=\frac {1}{8}×2$?
?$=\frac {1}{4}$?
?$=\frac {13}{14}－\frac {4}{5}+\frac {1}{14}$?
?$=(\frac {13}{14}+\frac {1}{14})－\frac {4}{5}$?
?$=1－\frac {4}{5}$?
?$=\frac {1}{5}$?
?$=9－\frac {5}{7}－\frac {2}{7}$?
?$=9－(\frac {5}{7}+\frac {2}{7})$?
?$=9－1$?
?$=8$?
?$=\frac {5}{14}×\frac {1}{3}×\frac {9}{10}$?
?$=\frac {3}{28}$?
?$=(\frac {7}{9}+\frac {2}{3})×36$?
?$=28+24$?
?$=52$?
?$=\frac {3}{4}×(\frac {4}{15}×5)$?
?$=\frac {3}{4}×\frac {4}{3}$?
?$=1$?
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