simplify 2/7-3/7

Solution

simplify

\frac{2}{7} - \frac{3}{7}

- \frac{1}{7}

Decimal Notation

- 0.14285 \dots

Solution steps

\frac{2}{7} - \frac{3}{7}

Apply the fraction rule:

\frac{a}{c} - \frac{b}{c} = \frac{a - b}{c}

= \frac{2 - 3}{7}

Subtract the numbers:

2 - 3 = - 1

= \frac{- 1}{7}

Apply the fraction rule:

\frac{- a}{b} = - \frac{a}{b}

= - \frac{1}{7}

(u^{- 2})^{5}

12 x^{6} y^{3} - 24 x^{2} y

14 f^{3} + 42 f^{5} - 77 f^{5}