What is 1/3+2/7+8/21 ?

The solution to 1/3+2/7+8/21 is 1

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simplify 1/3+2/7+8/21

simplify

\frac{1}{3} + \frac{2}{7} + \frac{8}{21}

1

Solution steps

\frac{1}{3} + \frac{2}{7} + \frac{8}{21}

Least Common Multiplier of

3, 7, 21 : 21

Adjust Fractions based on the LCM

= \frac{7}{21} + \frac{6}{21} + \frac{8}{21}

Apply the fraction rule:

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

= \frac{7 + 6 + 8}{21}

Add the numbers:

7 + 6 + 8 = 21

= \frac{21}{21}

Apply the fraction rule:

\frac{a}{a} = 1

= 1

x^{2} + 2 = 6 x

\frac{\frac{15 n - 20}{5}}{\frac{9 n ^{3} - 12 n ^{2}}{7 n}}

a^{2} - b^{2}

17 \geq h - 2 > - 15

(x - 5)^{2} (32 - 4 x) > 0