一、口算。(每题1分,共24分)
$4÷\frac{4}{5}=$
$\frac{9}{10}÷\frac{3}{5}=$
$16÷40\%×50\%=$
$100\%×\frac{1}{10}=$
$\frac{3}{4}×20\%=$
$180×\frac{2}{5}÷\frac{4}{7}=$
$\frac{2}{7}×15.4=$
$45×\frac{7}{9}=$
$\frac{3}{4}×\frac{1}{6}+\frac{5}{8}=$
$\frac{11}{6}×\frac{3}{22}=$
$\frac{8}{9}+\frac{2}{3}=$
$3.14×(40÷2)^2=$
$6÷\frac{18}{5}=$
$30×17\%=$
$(\frac{1}{8}-\frac{1}{9})×72=$
$6.25÷\frac{1}{4}=$
$25\%×5=$
$125.6÷3.14÷2=$
$\frac{3}{2}×\frac{5}{3}=$
$8.4×\frac{5}{4}=$
$450×(1-60\%)=$
$98×\frac{2}{7}=$
$70÷35\%=$
$300÷(75\%-25\%)=$
$4÷\frac{4}{5}=$
$\frac{9}{10}÷\frac{3}{5}=$
$16÷40\%×50\%=$
$100\%×\frac{1}{10}=$
$\frac{3}{4}×20\%=$
$180×\frac{2}{5}÷\frac{4}{7}=$
$\frac{2}{7}×15.4=$
$45×\frac{7}{9}=$
$\frac{3}{4}×\frac{1}{6}+\frac{5}{8}=$
$\frac{11}{6}×\frac{3}{22}=$
$\frac{8}{9}+\frac{2}{3}=$
$3.14×(40÷2)^2=$
$6÷\frac{18}{5}=$
$30×17\%=$
$(\frac{1}{8}-\frac{1}{9})×72=$
$6.25÷\frac{1}{4}=$
$25\%×5=$
$125.6÷3.14÷2=$
$\frac{3}{2}×\frac{5}{3}=$
$8.4×\frac{5}{4}=$
$450×(1-60\%)=$
$98×\frac{2}{7}=$
$70÷35\%=$
$300÷(75\%-25\%)=$
答案
$4÷\frac{4}{5}=5$
$\frac{9}{10}÷\frac{3}{5}=\frac{3}{2}$
$16÷40\%×50\%=20$
$100\%×\frac{1}{10}=0.1$
$\frac{3}{4}×20\%=0.15$
$180×\frac{2}{5}÷\frac{4}{7}=126$
$\frac{2}{7}×15.4=4.4$
$45×\frac{7}{9}=35$
$\frac{3}{4}×\frac{1}{6}+\frac{5}{8}=\frac{3}{4}$
$\frac{11}{6}×\frac{3}{22}=\frac{1}{4}$
$\frac{8}{9}+\frac{2}{3}=\frac{14}{9}$
$3.14×(40÷2)^2=1256$
$6÷\frac{18}{5}=\frac{5}{3}$
$30×17\%=5.1$
$(\frac{1}{8}-\frac{1}{9})×72=1$
$6.25÷\frac{1}{4}=25$
$25\%×5=1.25$
$125.6÷3.14÷2=20$
$\frac{3}{2}×\frac{5}{3}=\frac{5}{2}$
$8.4×\frac{5}{4}=10.5$
$450×(1-60\%)=180$
$98×\frac{2}{7}=28$
$70÷35\%=200$
$300÷(75\%-25\%)=600$
$\frac{9}{10}÷\frac{3}{5}=\frac{3}{2}$
$16÷40\%×50\%=20$
$100\%×\frac{1}{10}=0.1$
$\frac{3}{4}×20\%=0.15$
$180×\frac{2}{5}÷\frac{4}{7}=126$
$\frac{2}{7}×15.4=4.4$
$45×\frac{7}{9}=35$
$\frac{3}{4}×\frac{1}{6}+\frac{5}{8}=\frac{3}{4}$
$\frac{11}{6}×\frac{3}{22}=\frac{1}{4}$
$\frac{8}{9}+\frac{2}{3}=\frac{14}{9}$
$3.14×(40÷2)^2=1256$
$6÷\frac{18}{5}=\frac{5}{3}$
$30×17\%=5.1$
$(\frac{1}{8}-\frac{1}{9})×72=1$
$6.25÷\frac{1}{4}=25$
$25\%×5=1.25$
$125.6÷3.14÷2=20$
$\frac{3}{2}×\frac{5}{3}=\frac{5}{2}$
$8.4×\frac{5}{4}=10.5$
$450×(1-60\%)=180$
$98×\frac{2}{7}=28$
$70÷35\%=200$
$300÷(75\%-25\%)=600$
二、连一连。(百分号前保留一位小数)(共5分)

答案
三、在○里填上“>”“<”或“=”。(每题2分,共18分)
-0.53 $◯$ $\frac{5}{7}$
-5 $◯$ -6
15-5 $◯$ 10-20
0.615 $◯$ 6.15%
$\frac{4}{5}$ $◯$ 87.6%
5×36% $◯$ 5×$\frac{9}{25}$
$\frac{1}{3}÷\frac{5}{6}$ $◯$ $\frac{5}{11}×\frac{3}{5}$
$\frac{2}{3}÷\frac{1}{3}$ $◯$ $\frac{2}{3}+1$
$\frac{3}{11}×72$ $◯$ 72÷11
-0.53 $◯$ $\frac{5}{7}$
-5 $◯$ -6
15-5 $◯$ 10-20
0.615 $◯$ 6.15%
$\frac{4}{5}$ $◯$ 87.6%
5×36% $◯$ 5×$\frac{9}{25}$
$\frac{1}{3}÷\frac{5}{6}$ $◯$ $\frac{5}{11}×\frac{3}{5}$
$\frac{2}{3}÷\frac{1}{3}$ $◯$ $\frac{2}{3}+1$
$\frac{3}{11}×72$ $◯$ 72÷11
答案
-0.53 < $\frac{5}{7}$
-5 > -6
15-5 > 10-20
0.615 > 6.15%
$\frac{4}{5}$ < 87.6%
5×36% = 5×$\frac{9}{25}$
$\frac{1}{3}÷\frac{5}{6}$ > $\frac{5}{11}×\frac{3}{5}$
$\frac{2}{3}÷\frac{1}{3}$ > $\frac{2}{3}+1$
$\frac{3}{11}×72$ > 72÷11
-5 > -6
15-5 > 10-20
0.615 > 6.15%
$\frac{4}{5}$ < 87.6%
5×36% = 5×$\frac{9}{25}$
$\frac{1}{3}÷\frac{5}{6}$ > $\frac{5}{11}×\frac{3}{5}$
$\frac{2}{3}÷\frac{1}{3}$ > $\frac{2}{3}+1$
$\frac{3}{11}×72$ > 72÷11
四、填表。(每空2分,共24分)

答案
0.8
2.512
0.5024
20
125.6
1256
100
200
31400
30
60
188.4
2.512
0.5024
20
125.6
1256
100
200
31400
30
60
188.4
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