Odpowiedź:
f)
[tex]7 \frac{1}{3} + ( - 4 \frac{5}{6} ) = 7 \frac{2}{6} + ( - 4 \frac{5}{6} ) = 6 \frac{8}{6} + ( - 4 \frac{5}{6} ) = 2 \frac{3}{6} = 2 \frac{1}{2} [/tex]
g)
[tex] - 5 \frac{4}{7} + 7 = - 5 \frac{4}{7} + 6 \frac{7}{7} = 1 \frac{3}{7} [/tex]
h)
[tex]1.23 - 9 = 1.23 - 9.00 = - 7.77[/tex]
i)
[tex] - 6 - ( - 4 \frac{5}{9} ) = - 6 + 4 \frac{5}{9} = - 5 \frac{9}{9} + 4 \frac{5}{9} = - 1 \frac{4}{9} [/tex]
Mam nadzieję że dobrze :)
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Odpowiedź:
f)
[tex]7 \frac{1}{3} + ( - 4 \frac{5}{6} ) = 7 \frac{2}{6} + ( - 4 \frac{5}{6} ) = 6 \frac{8}{6} + ( - 4 \frac{5}{6} ) = 2 \frac{3}{6} = 2 \frac{1}{2} [/tex]
g)
[tex] - 5 \frac{4}{7} + 7 = - 5 \frac{4}{7} + 6 \frac{7}{7} = 1 \frac{3}{7} [/tex]
h)
[tex]1.23 - 9 = 1.23 - 9.00 = - 7.77[/tex]
i)
[tex] - 6 - ( - 4 \frac{5}{9} ) = - 6 + 4 \frac{5}{9} = - 5 \frac{9}{9} + 4 \frac{5}{9} = - 1 \frac{4}{9} [/tex]
Mam nadzieję że dobrze :)