What is 2/7-(1/7-8/3) ?

The solution to 2/7-(1/7-8/3) is 2 17/21

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2/7-(1/7-8/3)

\frac{2}{7} - (\frac{1}{7} - \frac{8}{3})

2 \frac{17}{21}

Solution steps

\frac{2}{7} - (\frac{1}{7} - \frac{8}{3})

Follow the PEMDAS order of operations

Calculate within parentheses

(\frac{1}{7} - \frac{8}{3}) : - \frac{53}{21}

= \frac{2}{7} - (- \frac{53}{21})

Add and subtract (left to right)

\frac{2}{7} - (- \frac{53}{21}) : \frac{59}{21}

= \frac{59}{21}

Convert improper fractions to mixed numbers:

\frac{59}{21} = 2 \frac{17}{21}

= 2 \frac{17}{21}

(4 \times + 3) \times 4

(- 4) - ((- 10) - 5) - 2

4 \times 4^{3}

- 556 + 728 - 946 - 236

6 \cdot 12 + \frac{34}{7}