What is (-1 1/3)\div (1-1/5) ?

The solution to (-1 1/3)\div (1-1/5) is -5/3

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(-1 1/3)\div (1-1/5)

(- 1 \frac{1}{3}) \div (1 - \frac{1}{5})

- \frac{5}{3}

Solution steps

(- 1 \frac{1}{3}) \div (1 - \frac{1}{5})

Convert mixed numbers to improper fractions:

1 \frac{1}{3} = \frac{4}{3}

= (- \frac{4}{3}) \div (1 - \frac{1}{5})

Follow the PEMDAS order of operations

Calculate within parentheses

(1 - \frac{1}{5}) : \frac{4}{5}

= (- \frac{4}{3}) \div \frac{4}{5}

Multiply and divide (left to right)

(- \frac{4}{3}) \div \frac{4}{5} : - \frac{5}{3}

= - \frac{5}{3}

12 - [2 + (- 4 - 3) - (- 4 + 2)] + 4

3 9^{2} - 3 6^{2}

- 1 \times (- 1) \times (- 1)

(12 - 2) 180

1 0^{3} - 1 0^{2}