Oblicz
a) 6-1 3/7 (szesc odjac jeden i trzy siodme)
b) 10-2 3/5 (dziesiec odjac dwa i trzy piate)
c) 8-5 5/7 (osiem odjac piec i piec siodmych)
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6 - 1 3/7 = 6 -10/7 = 42/7 - 10/7 = 32/7 = 4 4/7
10-2 3/5 = 10-2,6 = 7,4
8-5 5/7 = 8 - 40/7 = 42/7 - 40/7 = 2/7
a) 6-1 3/7 = 4 14/7 - 1 3/7 = 3 11/7 = 4 4/7
b) 10 - 2 3/5 = 10 - 2,6 = 7,4
c) 8 - 5 5/7 = 7 7/7 - 5 5/7 = 2 2/7
Mam nadzieję, że dobrze mi wyszło;)