Запишем смешанные числа в виде десятичных дробей:
a)
\(5 \frac{3}{10} = 5,3\)
\(7 \frac{4}{10} = 7,4\)
\(13 \frac{13}{100} = 13,13\)
\(8 \frac{21}{100} = 8,21\)
\(9 \frac{8}{100} = 9,08\)
\(100 \frac{1}{100} = 100,01\)
\(303 \frac{303}{1000} = 303,303\)
\(12 \frac{25}{1000} = 12,025\)
б)
\(324 \frac{7}{1000} = 324,007\)
\(9 \frac{19}{10000} = 9,0019\)
\(21 \frac{407}{100000} = 21,00407\)
\(320 \frac{1}{10000} = 320,0001\)
\(\frac{8}{10} = 0,8\)
\(\frac{9}{100} = 0,09\)
\(\frac{1}{100000} = 0,00001\)