The solution to 1/7-1/5 is -2/35

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simplify 1/7-1/5

Solution

simplify

\frac{1}{7} - \frac{1}{5}

- \frac{2}{35}

Decimal Notation

- 0.05714 \dots

Solution steps

\frac{1}{7} - \frac{1}{5}

Least Common Multiplier of

7, 5 : 35

Adjust Fractions based on the LCM

= \frac{5}{35} - \frac{7}{35}

Apply the fraction rule:

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

= \frac{5 - 7}{35}

Subtract the numbers:

5 - 7 = - 2

= \frac{- 2}{35}

Apply the fraction rule:

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

= - \frac{2}{35}

\frac{( 18 a + 30 b )}{( - 6 )}

1 - \frac{1}{1000}

0.12 5^{- \frac{2}{3}}

\frac{500}{6}

18 a^{2} - 200 b^{2} c^{2}