Odpowiedź:
a)
-3 4/5+2/5= -3 2/5
b)
-2 1/3 - (-4 5/9) = -2 3/9 + 4 5/9 = 2 2/9
c)
-7 1/3 - 4 1/2 = -7 2/6 - 4 3/6 = -11 5/6
Szczegółowe wyjaśnienie:
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Odpowiedź:
a)
-3 4/5+2/5= -3 2/5
b)
-2 1/3 - (-4 5/9) = -2 3/9 + 4 5/9 = 2 2/9
c)
-7 1/3 - 4 1/2 = -7 2/6 - 4 3/6 = -11 5/6
Szczegółowe wyjaśnienie: