Question

7/9+5/6-2 7/12 / - значит дробная черта помогите пожалуйста

Answer 1

28/36 + 30/36 - 2 21/36 =
55/36 - 42/36 = 13/36

Answer 2

7/9+5/6-31/12=28/36+30/36-93/36=-35/36

Answer 3

Understanding the Fraction Calculation

To solve the expression 7/9 + 5/6 - 2 + 7/12, we can break it down step by step.

Step 1: Find a Common Denominator

To add or subtract fractions, we need to find a common denominator. In this case, the common denominator for 9, 6, and 12 is 36.

Step 2: Convert Fractions to Have the Common Denominator

- 7/9 can be converted to 28/36 (by multiplying the numerator and denominator by 4). - 5/6 can be converted to 30/36 (by multiplying the numerator and denominator by 5). - 7/12 can be converted to 21/36 (by multiplying the numerator and denominator by 3).

Step 3: Perform the Calculation

Now, we can perform the calculation:

28/36 + 30/36 - 2 + 21/36

Step 4: Combine the Fractions

- 28/36 + 30/36 = 58/36 - 58/36 - 2 = 58/36 - 72/36 = -14/36 - -14/36 + 21/36 = 7/36

So, the result of the expression 7/9 + 5/6 - 2 + 7/12 is 7/36.