2 1/3 - (-2 1/3) : (-4 2/3) * 7/3 + (-5/6) - 2/3 =
= 7/3 - (-7/3) : (-14/3) * 7/3 + (-5/6) - 2/3 =
= 7/3 - 1/2 * 7/3 + (-5/6) - 2/3 =
= 7/3 - 7/6 + (-5/6) - 2/3 =
= 14/6 - 7/6 + (-5/6) - 2/3 =
= 7/6 + (-5/6) - 2/3 =
= 1/3 - 2/3 = -1/3
Odpowiedź:
2 1/3-(-2 1/3):(-4 2/3)·7/3+(-5/6)- 2/3= 2 1/3+2 1/3: (-14/3)·7/3+ (-5/6)- 2/3= 2 1/3+ 7/3: (-14/3)· 7/3+ (-5/6)- 4/6= 2 1/3+ 7/3·(-3/14)·7/3-9/6= 2 1/3- 1/2·7/3- 9/6= 2 1/3- 7/6- 9/6= 2 2/6- 16/6= 14/6- 16/6= - 2/6= -1/3
Szczegółowe wyjaśnienie:
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2 1/3 - (-2 1/3) : (-4 2/3) * 7/3 + (-5/6) - 2/3 =
= 7/3 - (-7/3) : (-14/3) * 7/3 + (-5/6) - 2/3 =
= 7/3 - 1/2 * 7/3 + (-5/6) - 2/3 =
= 7/3 - 7/6 + (-5/6) - 2/3 =
= 14/6 - 7/6 + (-5/6) - 2/3 =
= 7/6 + (-5/6) - 2/3 =
= 1/3 - 2/3 = -1/3
Odpowiedź:
2 1/3-(-2 1/3):(-4 2/3)·7/3+(-5/6)- 2/3= 2 1/3+2 1/3: (-14/3)·7/3+ (-5/6)- 2/3= 2 1/3+ 7/3: (-14/3)· 7/3+ (-5/6)- 4/6= 2 1/3+ 7/3·(-3/14)·7/3-9/6= 2 1/3- 1/2·7/3- 9/6= 2 1/3- 7/6- 9/6= 2 2/6- 16/6= 14/6- 16/6= - 2/6= -1/3
Szczegółowe wyjaśnienie: