simplify 2/3+(-2/7)

Solution

simplify

\frac{2}{3} + (- \frac{2}{7})

\frac{8}{21}

Decimal Notation

0.38095 \dots

Solution steps

\frac{2}{3} + (- \frac{2}{7})

Apply rule:

a + (- b) = a - b

\frac{2}{3} + (- \frac{2}{7}) = \frac{2}{3} - \frac{2}{7}

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

\frac{2}{3} - \frac{2}{7} = \frac{8}{21}

= \frac{8}{21}

(- x^{2} - 2 x - 2) (- 2 x^{2} + 7 x + 1)

\frac{4 ab}{6 a}

\frac{4992000}{858000000}

19 x^{13}

x (x - y) + y (y - x)