simplify 17/20-5/8

Solution

simplify

\frac{17}{20} - \frac{5}{8}

\frac{9}{40}

Decimal Notation

0.225

Solution steps

\frac{17}{20} - \frac{5}{8}

Least Common Multiplier of

20, 8 : 40

Adjust Fractions based on the LCM

= \frac{34}{40} - \frac{25}{40}

Apply the fraction rule:

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

= \frac{34 - 25}{40}

34 - 25 = 9

= \frac{9}{40}

(x^{2} - x - 5) (x^{2} - 3 x + 2)

\frac{x ^{2} + 3 x - 4}{x ^{2} + 4 x - 5}

2 - (x + 2)^{2}

- 11 (x^{- 3})^{2}

(\frac{1}{x}) (\frac{1}{x})