oblicz ! nie podawaj samego wyniku 7 [latex] frac{1}{3} [/latex] : 2[latex] frac{2}{3} [/latex] = 2 x [latex] frac{13 x 4}{8} [/latex] = 8 [latex] frac{3}{4} x frac{4}{7} x 3 =[/latex] 2 [latex] frac{1}{7} * 7 * 2 frac{2}{5} =[/latex] 4 x [late

[latex]7 frac{1}{3} : 2 frac{2}{3} = frac{22}{3} : frac{8}{3} =frac{22}{3} * frac{3}{8} =frac{11}{4}=2frac{3}{4}[/latex] [latex]2 * frac{13 * 4}{8} =frac{13*8}{8}=13[/latex] [latex]8 frac{3}{4} * frac{4}{7} * 3 = frac{35}{4} * frac{4}{7} * 3 =5*3=15[/latex] [latex]2 frac{1}{7} * 7 * 2 frac{2}{5} = frac{ ot15^3}{ ot7^1} * ot7^1 * frac{12}{ ot5^1} =3*12=36[/latex] [latex]4 * frac{15 * 9}{12} = frac{4*3*5 * 9}{12} = frac{12*45}{12} =45[/latex]