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第7頁

信息發(fā)布者：
600
11.7
9
10000
130
4.7
$\frac{5}{6}$
$5\frac{1}{3}$
$\frac{3}{10}$
0.77
35
2220
31.5

4.25
1.452

?$=\frac {25}{17}-\frac {4}{5}-\frac {8}{17}$?
?$=1-\frac {4}{5}$?
?$=\frac {1}{5}$?
=(6.4+5.6)-(0.3+10.7)
=12-11
=1
?$=\frac {5}{8}×(\frac {10}{11}+\frac {1}{11})$?
?$=\frac {5}{8}×1$?
?$=\frac {5}{8}$?
?$=\frac {5}{21}×(\frac {7}{9}÷\frac {11}{18})$?
?$=\frac {5}{21}×\frac {14}{11}$?
?$=\frac {10}{33}$?
=888×(1+999)
=888×1000
=888000
=3.2÷(2.5÷0.25)
=3.2÷10
=0.32
2720
2.72
32
0.032
?$\frac {1}{2}$?
?$\frac {3}{16}$?
40
300
45
217×16÷1000
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