Odpowiedź:
a) 8 i 1/9-3= 6 i 1/9
b) 6- 3/8= 5 i 8/8-3/8= 5 i 5/8
c) 5 i 5/16- 15/16= 4 i 21/16- 15/16= 4 i 6/16= 4 i 3/8
d) 9 i 9/17- 5 i 15/17= 8 i 26/17- 5 i 15/17= 3 i 11/17
Szczegółowe wyjaśnienie:
Cześć!
Obliczenia
[tex]8\frac{1}{9}-3=6\frac{1}{9}\\\\6-\frac{3}{8}=5\frac{8}{8}-\frac{3}{8}=5\frac{5}{8}\\\\5\frac{5}{16}-\frac{15}{16}=4\frac{5+16}{16}-\frac{15}{16}=4\frac{21}{16}-\frac{15}{16}=4\frac{6}{16}=4\frac{3}{8}\\\\9\frac{9}{17}-5\frac{15}{17}=8\frac{9+17}{17}-5\frac{15}{17}=8\frac{26}{17}-5\frac{15}{17}=3\frac{11}{17}[/tex]
