Proszę pomóżcie. Mam to zadane na jutro i zupełnie o tym zapomniałam. Dodaje załącznik :

12. a)1=[latex] frac{7}{7} [/latex] 1[latex] frac{1}{4} = frac{11}{7} [/latex] b)2=[latex] frac{12}{6} [/latex] 2[latex] frac{1}{6} = frac{13}{6} [/latex] c)4=[latex] frac{32}{8} [/latex] 3[latex] frac{3}{8} = frac{27}{8} [/latex] 13. a) 1=[latex] frac{3}{3} [/latex] 1[latex] frac{1}{3} = frac{4}{3} [/latex] b) 4=[latex] frac{8}{2} [/latex] 4[latex] frac{1}{2} = frac{9}{2} [/latex] c) 4=[latex] frac{12}{3} [/latex] 4[latex] frac{2}{3} = frac{14}{3} [/latex] d) 10=[latex] frac{70}{7} [/latex] 10[latex] frac{4}{7} = frac{74}{7} [/latex] e) 1=[latex] frac{6}{6} [/latex] 1[latex] frac{5}{6} = frac{11}{6} [/latex] f) 3=[latex] frac{12}{4} [/latex] 3[latex] frac{3}{4} = frac{15}{4} [/latex] g) 5=[latex] frac{20}{4} [/latex] 5[latex] frac{3}{4} = frac{23}{4} [/latex] h) 8=[latex] frac{80}{10} [/latex] 8[latex] frac{7}{10} = frac{87}{10} [/latex] 14. a)8[latex] frac{1}{2} = frac{17}{2} [/latex] 10[latex] frac{1}{5} = frac{51}{5} [/latex] b)3[latex] frac{5}{7} = frac{26}{7} [/latex] 4[latex] frac{7}{9} = frac{43}{9} [/latex] 15[latex] frac{2}{3} = frac{47}{3} [/latex] c) 5[latex] frac{1}{3} = frac{16}{3} [/latex] 8[latex] frac{6}{7} = frac{62}{7} [/latex] 20[latex] frac{3}{4} = frac{83}{4} [/latex] d)4[latex] frac{3}{8} = frac{35}{8} [/latex] 6[latex] frac{3}{7} = frac{45}{7} [/latex] 9[latex] frac{2}{9} = frac{83}{9} [/latex] 15. a)8[latex] frac{4}{7}= frac{60}{7} [/latex] b)9[latex] frac{5}{9} = frac{86}{9} [/latex] c)30[latex] frac{10}{11} = frac{340}{11} [/latex] d)10[latex] frac{9}{17} = frac{179}{17} [/latex] e)999[latex] frac{9}{10} = frac{9999}{10} [/latex] f)11[latex] frac{4}{12} = frac{136}{12} [/latex]

zad 12 a) 1= 7/7     1 4/7=11/7 b) 2=12/6     2 1/6=13/6 c) 4=32/8     3 3/8=27/8 zad.13 a)1=3/3     1 1/3=4/3 b)4=8/2      4 1/2=9/2 c)4=12/3     4 2/3=15/3 d)10=70/7    10 4/7=74/7 e)1=6/6        1 5/6=11/6 f)3=12/3       3 3/4=15/4 g)5=20/4       5 3/4=23/4 h)8=80/10     8 7/10=87/10 zad.14 a)8 1/2=17/2 10 1/5=51/5 b)3 5/7=26/7 4 7/9=43/9 15 2/3=47/3 c)5 1/3=16/3 8 6/7=62/7 20 3/4=83/4 d)4 3/8=35/8 6 3/7=45/7 9 2/9=83/9 zad.15 a)8 4/7=60/7 b)9 5/9=86/9 c)30 10/11=340/11 d)10 9/17=179/17 e)999 9/10=9999/10 f)11 4/12=136/12 liczę na naj