The solution to 1/4-2/5 is -3/20

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simplify 1/4-2/5

Solution

simplify

\frac{1}{4} - \frac{2}{5}

- \frac{3}{20}

Decimal Notation

- 0.15

Solution steps

\frac{1}{4} - \frac{2}{5}

Least Common Multiplier of

4, 5 : 20

Adjust Fractions based on the LCM

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

Apply the fraction rule:

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

= \frac{5 - 8}{20}

Subtract the numbers:

5 - 8 = - 3

= \frac{- 3}{20}

Apply the fraction rule:

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

= - \frac{3}{20}

(y + 1) (y - 1)

- m - n + x (m + n)

5 - 11

\frac{3 x + 2}{2} - \frac{1}{x}

e^{2.4}