Пошаговое объяснение:
2. 2/3 - (1/8 + 1/6) =
2. 16/24 - (3/24 + 4/24) =
2. 16/24 - 7/24 =
2. 9/24 = 2. 3/8
4. 4/5 + 3. 3/4 - 2. 2/3 =
4. 48/60 + 3. 45/60 -
2. 40/60 =
7. 93/60 - 2. 40/60 =
5. 53/60
Пошаговое объяснение:
2. 2/3 - (1/8 + 1/6) =
2. 16/24 - (3/24 + 4/24) =
2. 16/24 - 7/24 =
2. 9/24 = 2. 3/8
4. 4/5 + 3. 3/4 - 2. 2/3 =
4. 48/60 + 3. 45/60 -
2. 40/60 =
7. 93/60 - 2. 40/60 =
5. 53/60