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1. 直接写出得数。
$\frac{7}{9} ÷ 7 =$
$\frac{5}{12} ÷ \frac{8}{9} =$
$13 ÷ \frac{1}{5} =$
$12 ÷ \frac{2}{3} =$
$\frac{1}{2} ÷ 0.5 =$
$4.6 ÷ \frac{23}{20} =$
$\frac{2}{5} + 10 =$
$\frac{3}{8} ÷ \frac{7}{16} =$
$\frac{3}{4} × \frac{3}{4} =$
$\frac{7}{12} ÷ \frac{28}{15} =$
$\frac{10}{9} ÷ \frac{20}{3} =$
$\frac{5}{14} ÷ \frac{25}{42} =$
$\frac{22}{49} ÷ \frac{11}{21} =$
$\frac{5}{16} ÷ \frac{5}{36} =$
$0 ÷ \frac{39}{8} =$
$\frac{7}{48} ÷ \frac{21}{8} =$
$\frac{8}{15} × 5 =$
$2.4 × \frac{3}{8} =$
$\frac{7}{18} × \frac{9}{14} =$
$\frac{15}{16} ÷ 5 =$
$\frac{6}{5} × 5 =$
$\frac{1}{7} × \frac{5}{6} =$
$\frac{4}{5} ÷ \frac{5}{4} =$
$12 × \frac{2}{3} =$
$\frac{7}{9} ÷ 7 =$
$\frac{5}{12} ÷ \frac{8}{9} =$
$13 ÷ \frac{1}{5} =$
$12 ÷ \frac{2}{3} =$
$\frac{1}{2} ÷ 0.5 =$
$4.6 ÷ \frac{23}{20} =$
$\frac{2}{5} + 10 =$
$\frac{3}{8} ÷ \frac{7}{16} =$
$\frac{3}{4} × \frac{3}{4} =$
$\frac{7}{12} ÷ \frac{28}{15} =$
$\frac{10}{9} ÷ \frac{20}{3} =$
$\frac{5}{14} ÷ \frac{25}{42} =$
$\frac{22}{49} ÷ \frac{11}{21} =$
$\frac{5}{16} ÷ \frac{5}{36} =$
$0 ÷ \frac{39}{8} =$
$\frac{7}{48} ÷ \frac{21}{8} =$
$\frac{8}{15} × 5 =$
$2.4 × \frac{3}{8} =$
$\frac{7}{18} × \frac{9}{14} =$
$\frac{15}{16} ÷ 5 =$
$\frac{6}{5} × 5 =$
$\frac{1}{7} × \frac{5}{6} =$
$\frac{4}{5} ÷ \frac{5}{4} =$
$12 × \frac{2}{3} =$
答案
1. $\frac{1}{9}$ $\frac{15}{32}$ 65 18
1 4 $10\frac{2}{5}$ $\frac{6}{7}$
$\frac{9}{16}$ $\frac{5}{16}$ $\frac{1}{6}$ $\frac{3}{5}$
$\frac{6}{7}$ $\frac{9}{4}$ 0 $\frac{1}{18}$
$\frac{8}{3}$ 0.9 $\frac{1}{4}$ $\frac{3}{16}$
6 $\frac{5}{42}$ $\frac{16}{25}$ 8
1 4 $10\frac{2}{5}$ $\frac{6}{7}$
$\frac{9}{16}$ $\frac{5}{16}$ $\frac{1}{6}$ $\frac{3}{5}$
$\frac{6}{7}$ $\frac{9}{4}$ 0 $\frac{1}{18}$
$\frac{8}{3}$ 0.9 $\frac{1}{4}$ $\frac{3}{16}$
6 $\frac{5}{42}$ $\frac{16}{25}$ 8
2. 在○里填上“＞”“＜”或“=”。
$\frac{6}{7} ÷ \frac{2}{3} ◯ \frac{6}{7}$
$\frac{5}{11} ◯ \frac{5}{11} ÷ \frac{2}{5}$
$\frac{3}{8} × \frac{6}{5} ◯ \frac{5}{8} × \frac{4}{5}$
$\frac{5}{6} ÷ 3 ◯ \frac{5}{6}$
$\frac{4}{9} ◯ \frac{4}{9} ÷ \frac{2}{7}$
$\frac{7}{10} × \frac{5}{2} ◯ \frac{7}{10} ÷ \frac{2}{5}$
$\frac{11}{12} ÷ \frac{5}{4} ◯ \frac{11}{12}$
$\frac{5}{9} ◯ \frac{5}{9} × \frac{3}{10}$
$\frac{8}{9} × \frac{15}{32} ◯ \frac{1}{12} ÷ \frac{1}{3}$
$\frac{8}{9} ÷ 1 ◯ \frac{8}{9}$
$\frac{12}{17} ◯ \frac{12}{17} ÷ \frac{3}{4}$
$\frac{8}{11} ÷ \frac{4}{5} ◯ \frac{8}{11} ÷ \frac{6}{5}$
$\frac{6}{7} ÷ \frac{2}{3} ◯ \frac{6}{7}$
$\frac{5}{11} ◯ \frac{5}{11} ÷ \frac{2}{5}$
$\frac{3}{8} × \frac{6}{5} ◯ \frac{5}{8} × \frac{4}{5}$
$\frac{5}{6} ÷ 3 ◯ \frac{5}{6}$
$\frac{4}{9} ◯ \frac{4}{9} ÷ \frac{2}{7}$
$\frac{7}{10} × \frac{5}{2} ◯ \frac{7}{10} ÷ \frac{2}{5}$
$\frac{11}{12} ÷ \frac{5}{4} ◯ \frac{11}{12}$
$\frac{5}{9} ◯ \frac{5}{9} × \frac{3}{10}$
$\frac{8}{9} × \frac{15}{32} ◯ \frac{1}{12} ÷ \frac{1}{3}$
$\frac{8}{9} ÷ 1 ◯ \frac{8}{9}$
$\frac{12}{17} ◯ \frac{12}{17} ÷ \frac{3}{4}$
$\frac{8}{11} ÷ \frac{4}{5} ◯ \frac{8}{11} ÷ \frac{6}{5}$
答案
＞ ＜ ＜
＜ ＜ =
＜ ＞ ＞
= ＜ ＞
＜ ＜ =
＜ ＞ ＞
= ＜ ＞
3. 计算下面各题，能简算的要简算。
$\frac{7}{36}÷\frac{11}{24}÷\frac{5}{33}$
$(\frac{1}{2}+\frac{1}{4}-\frac{1}{12})÷\frac{1}{12}$
$(\frac{4}{5}-\frac{2}{3})÷(\frac{1}{5}+\frac{3}{10})$
$\frac{4}{9}×54÷\frac{3}{14}$
$(\frac{3}{8}×16+4)÷\frac{5}{7}$
$\frac{10}{9}-\frac{1}{12}÷\frac{3}{4}+\frac{10}{11}$
$\frac{5}{6}÷\frac{17}{4}+\frac{1}{6}×\frac{4}{17}$
$(\frac{3}{4}-\frac{1}{2})÷\frac{3}{4}+\frac{2}{15}$
$5÷(\frac{2}{3}+\frac{1}{5})×13$
$3-\frac{3}{2}×\frac{10}{21}-\frac{2}{7}$
$0.42×\frac{10}{7}÷\frac{15}{4}$
$\frac{8}{9}×[(\frac{1}{4}+0.35)÷\frac{6}{5}]$
$\frac{7}{36}÷\frac{11}{24}÷\frac{5}{33}$
$(\frac{1}{2}+\frac{1}{4}-\frac{1}{12})÷\frac{1}{12}$
$(\frac{4}{5}-\frac{2}{3})÷(\frac{1}{5}+\frac{3}{10})$
$\frac{4}{9}×54÷\frac{3}{14}$
$(\frac{3}{8}×16+4)÷\frac{5}{7}$
$\frac{10}{9}-\frac{1}{12}÷\frac{3}{4}+\frac{10}{11}$
$\frac{5}{6}÷\frac{17}{4}+\frac{1}{6}×\frac{4}{17}$
$(\frac{3}{4}-\frac{1}{2})÷\frac{3}{4}+\frac{2}{15}$
$5÷(\frac{2}{3}+\frac{1}{5})×13$
$3-\frac{3}{2}×\frac{10}{21}-\frac{2}{7}$
$0.42×\frac{10}{7}÷\frac{15}{4}$
$\frac{8}{9}×[(\frac{1}{4}+0.35)÷\frac{6}{5}]$
答案
$\frac{14}{5}$ 8 $\frac{4}{15}$
112 14 $1\frac{10}{11}$
$\frac{4}{17}$ $\frac{7}{15}$ 75
2 $\frac{4}{25}$ $\frac{4}{9}$
112 14 $1\frac{10}{11}$
$\frac{4}{17}$ $\frac{7}{15}$ 75
2 $\frac{4}{25}$ $\frac{4}{9}$
