1+2/5 (1)

Solution

1 + \frac{2}{5} (1)

1 \frac{2}{5}

Solution steps

1 + \frac{2}{5} (1)

Follow the PEMDAS order of operations

Multiply and divide (left to right)

\frac{2}{5} (1) : \frac{2}{5}

= 1 + \frac{2}{5}

Add and subtract (left to right)

1 + \frac{2}{5} : \frac{7}{5}

= \frac{7}{5}

Convert improper fractions to mixed numbers:

\frac{7}{5} = 1 \frac{2}{5}

= 1 \frac{2}{5}

- (- 1 - 2 - 3) - (5 - 5 + 4 + 6 + 8)

162 - 6 (18)

- [(15 - 10) - (- 9 + 7)] - [(3 - 8) + 5]

3 (5)^{2} - 6

\frac{1}{2} \cdot 3 \cdot 4^{2}