第30页 - 苏教版六年级伴你学数学答案（上下册）

$\frac {3}{4}$

$\frac {5}{6}$

$\frac {13}{7}$

$\frac {1}{5}$

$\frac {5}{2}$

$\frac {2}{5}$

$\frac {1}{3}$

$\frac {1}{9}$

$\frac {4}{9}$

16

$32\frac {1}{4}$

$48×\frac {7}{6}×\frac {7}{8}=49(人)$

$答：六(3)班有49人。$

$\frac {1}{4}+\frac {2}{3}=\frac {11}{12}$

$24×\frac {11}{12}=22(盒)$

$答：两周一共喝了这箱牛奶的\frac {11}{12}，是22盒。$

$\frac {1}{2}×\frac {3}{4}=\frac {3}{8}$

$\frac {1}{2}×\frac {4}{5}=\frac {2}{5}$

$答：六(1)班实际打扫了操场的\frac {3}{8}，六(2)班实际打扫了操场的\frac {2}{5}。$

$ 9000×\frac {1}{6}=1500(个)$

$ 答：4月产量比3月增加了1500个。$