Odpowiedź:
[tex]2.a)4 \frac{3}{10} + 1 \frac{4}{5} = 4 \frac{3}{10} + 1 \frac{8}{10} = 5 \frac{11}{10} = 6 \frac{1}{10} \\ b)5 \frac{3}{4} - 4 \frac{3}{8} = 5 \frac{6}{8} - 4 \frac{3}{8} = 1\frac{3}{8} \\ c)2 \frac{3}{5} + 2 \frac{2}{3} = 2 \frac{9}{15} + 2 \frac{10}{15} = 4 \frac{19}{15} = 5 \frac{4}{15} \\ d)3 \frac{3}{4} - 2 \frac{2}{3} = 3 \frac{9}{12} - 2 \frac{8}{12} = 1 \frac{1}{12} [/tex]
