Cześć!
c)
d)
Odpowiedź:
8/9 - 2/5 = 40/45 - 18/45 = 22/45
7/8 - 4/5 = 35/40 - 32/40 = 3/40
4 5/6 - 1/4 = 4 10/12 - 3/12 = 4 7/12
6 8/9 - 1 1/2 = 6 16/18 - 1 9/118 = 5 7/18
8 5/7 - 3 2/5 = 8 25/35 - 3 14/35 = 5 11/35
4 1/4 - 4 1/6 = 4 3/12 - 4 2/12 = 1/12
Szczegółowe wyjaśnienie:
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Cześć!
c)
d)
Odpowiedź:
c)
8/9 - 2/5 = 40/45 - 18/45 = 22/45
7/8 - 4/5 = 35/40 - 32/40 = 3/40
4 5/6 - 1/4 = 4 10/12 - 3/12 = 4 7/12
d)
6 8/9 - 1 1/2 = 6 16/18 - 1 9/118 = 5 7/18
8 5/7 - 3 2/5 = 8 25/35 - 3 14/35 = 5 11/35
4 1/4 - 4 1/6 = 4 3/12 - 4 2/12 = 1/12
Szczegółowe wyjaśnienie: