Пошаговое объяснение:
= 2/3-(24/42-7/42)=2/3-17/42=28/42-17/42=11/42
11/42
2/3 - (4/7 - 1/6) =
= 2/3 - (4 * 6 - 1 * 7)/42 =
= 2/3 - (24 - 7)/42 =
= 2/3 - 17/42 =
= (2 * 14 - 17)/42 =
= (28 - 17)/42 =
= 11/42
Пошаговое объяснение:
= 2/3-(24/42-7/42)=2/3-17/42=28/42-17/42=11/42
11/42
Пошаговое объяснение:
2/3 - (4/7 - 1/6) =
= 2/3 - (4 * 6 - 1 * 7)/42 =
= 2/3 - (24 - 7)/42 =
= 2/3 - 17/42 =
= (2 * 14 - 17)/42 =
= (28 - 17)/42 =
= 11/42