
8 1/3 + 6 1/2 - 3 5/6


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Ответ: решение смотри на фотографии
Пошаговое объяснение:




Ответ:
11
Пошаговое объяснение:



To add and subtract mixed numbers, you should first convert them to improper fractions, then perform the operations. Here's how you can do it step by step:
Convert the mixed numbers to improper fractions:
- 8 1/3 = (8 * 3 + 1) / 3 = 25/3
- 6 1/2 = (6 * 2 + 1) / 2 = 13/2
- 3 5/6 = (3 * 6 + 5) / 6 = 23/6
Now, perform the operations:
- Add the fractions: 25/3 + 13/2 - 23/6
To add these fractions, you need to find a common denominator. In this case, the least common denominator (LCD) is 6.
- To make the denominators of all fractions 6:
- For 25/3, you can multiply both the numerator and denominator by 2 to get 50/6.
- For 13/2, you can multiply both the numerator and denominator by 3 to get 39/6.
- 23/6 remains as it is.
- To make the denominators of all fractions 6:
Now that all fractions have the same denominator, you can add them: (50/6) + (39/6) - (23/6)
Combine the fractions with the common denominator: (50/6 + 39/6 - 23/6)
Add the numerators together: (50 + 39 - 23) / 6 = 66/6
Simplify the fraction, if possible. In this case, you can simplify it by dividing both the numerator and denominator by their greatest common divisor (which is 6): (66 ÷ 6) / (6 ÷ 6) = 11/1
So, 8 1/3 + 6 1/2 - 3 5/6 equals 11/1, which is equal to 11.


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