$\frac{7}{27}\div\frac{14}{15}=$ $\frac{7}{10}\times\frac{5}{49}=$ $\frac{2}{5}+\frac{4}{7}=$
$2.5\times1.2=$ $4.6 - 2.09=$ $0.49\div0.7=$
$\frac{3}{5}-\frac{1}{7}=$ $3.2\times20=$ $2.4 - 0.6=$
$25.4 + 26=$ $3-\frac{7}{10}=$ $\frac{1}{9}\times\frac{5}{6}=$
$75\%\times\frac{4}{3}=$ $0.99\div1.1=$ $5 - 3.8=$
$\frac{4}{5}\div\frac{8}{15}=$ $\frac{1}{2}-\frac{5}{13}=$ $\frac{8}{11}\div\frac{4}{33}=$
$\frac{4}{5}-\frac{1}{3}=$ $0.04\times400=$ $6.75 - 0.8=$
$\frac{3}{4}\times\frac{44}{47}=$ $1.25\div2.5=$ $\frac{2}{5}+\frac{1}{7}=$
$0.02 + 2.88=$ $0.4 - 20\%=$ $\frac{6}{7}\div\frac{12}{13}=$
$\frac{7}{16}+\frac{5}{24}=$ $\frac{1}{6}\div\frac{1}{2}=$ $\frac{2}{15}\times\frac{3}{4}=$

$\frac{5}{18}$ $\frac{1}{14}$ $\frac{34}{35}$
3 2.51 0.7
$\frac{16}{35}$ 64 1.8
51.4 $2\frac{3}{10}$ $\frac{5}{54}$
1 0.9 1.2
$\frac{3}{2}$ $\frac{3}{26}$ 6
$\frac{7}{15}$ 16 5.95
$\frac{33}{47}$ 0.5 $\frac{19}{35}$
2.9 0.2 $\frac{13}{14}$
$\frac{31}{48}$ $\frac{1}{3}$ $\frac{1}{10}$

$3.6\div0.75 - 0.4$ $\frac{25}{36}\times\frac{5}{6}+\frac{11}{36}\div120\%$ $(\frac{4}{9}+\frac{5}{12}-\frac{7}{18})\div\frac{1}{36}$

4.4 $\frac{5}{6}$ 17