1 - 4/7 1 -2/5 2 - 5/8 6 - 3/4 8 - 1 6/7 12 - 5 7/13 5 - 2 3/5 9 - 5 4/7

1-[latex] frac{4}{7} [/latex] =[latex] frac{3}{7} [/latex] 1-[latex] frac{2}{5} [/latex] =[latex] frac{3}{5} [/latex] 2-[latex] frac{5}{8} [/latex] =[latex] 1frac{3}{8} [/latex] 6-[latex] frac{3}{4} [/latex] =[latex] 5frac{1}{4} [/latex] 8-[latex] frac{16}{7} [/latex]= 8-[latex] 2frac{2}{7} [/latex] =[latex]5 frac{5}{7} [/latex] 12- [latex] frac{57}{13} [/latex]= 12-[latex]4 frac{5}{13} [/latex]= [latex] 4frac{8}{13} [/latex] 5- [latex] 2frac{3}{5} [/latex]= [latex]2 frac{2}{5} [/latex] 9- [latex]5frac{4}{7} [/latex]= [latex] 3frac{3}{7} [/latex]

1-4/7=7/7-4/7=3/7 1-2/5=5/5-2/5=3/5 2-5/8=1 i 8/8-5/8=1 i 3/8 6-3/4=5 i 4/4-3/4= 5 i 1/4 8-1 i 6/7=7 i 7/7-1 i 6/7=6 i 1/7 12-5 i 7/13=11 i 13/13-5 i 7/13=6 i 6/13 5-2 i 3/5=4  i 5/5-2 i 3/5=2 i 2/5 9-5 i 4/7=8 i 7/7-5 i 4/7=3 i 3/7