Ркшите1 4/9-8/95 1/12-3/1210 1/8-4 3/81 1/7-3/73 4/9-7/97 2/19-7/191 3/5-4/56 1/5-2 3/514 7/21-3 8/21

[latex]1 \frac{4}{9}- \frac{8}{9}= \frac{13-8}{9}= \frac{5}{9} \\ \\ 5 \frac{1}{12}- \frac{3}{12}= 4 \frac{13}{12}- \frac{3}{12}=4 \frac{10}{12}=4 \frac{5}{6} \\ \\ 10 \frac{1}{8}- 4\frac{3}{8}= 5\frac{9}{8}- \frac{3}{8} = 5\frac{6}{8}=5 \frac{3}{4} \\ \\ 1 \frac{1}{7}- \frac{3}{7}= \frac{8-3}{7}= \frac{5}{7} \\ \\ 3 \frac{4}{9}- \frac{7}{9}= 2\frac{13}{9}- \frac{7}{9} = 2\frac{6}{9}=2 \frac{2}{3} \\ \\ 7 \frac{2}{19}- \frac{7}{19}=6 \frac{21}{19}- \frac{7}{19} =6 \frac{14}{19}[/latex] [latex]1 \frac{3}{5}- \frac{4}{5}= \frac{8-4}{5}= \frac{4}{5} \\ \\ 6 \frac{1}{5}-2 \frac{3}{5}=3 \frac{6}{5}- \frac{3}{5}=3 \frac{3}{5} \\ \\ 14 \frac{7}{21}-3 \frac{8}{21}=10 \frac{28}{21}- \frac{8}{21}=10 \frac{20}{21} [/latex]

1 4/9-8/9=13/9-8/9=5/9 5 1/12-3/12=4 13/12-3/12=4 10/12=4 5/6 10 1/8-4 3/8=9 9/8- 4 3/8=5 6/8=5 3/4 1 1/7-3/7=8/7-3/7=5/7 3 4/9-7/9=2 13/9-7/9=2 6/9=2 2/3 7 2/19-7/19=6 21/19-7/19=6 14/19 1 3/5-4/5=8/5-4/5=4/5 6 1/5-2 3/5=5 6/5-2 3/5=3 3/5 14 7/21-3 8/21 =13 28/21-3 8/21=10 20/21