What is 7/15+1/5-4/9 ?

The solution to 7/15+1/5-4/9 is 2/9

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simplify 7/15+1/5-4/9

simplify

\frac{7}{15} + \frac{1}{5} - \frac{4}{9}

\frac{2}{9}

Decimal Notation

0.22222 \dots

Solution steps

\frac{7}{15} + \frac{1}{5} - \frac{4}{9}

Least Common Multiplier of

15, 5, 9 : 45

Adjust Fractions based on the LCM

= \frac{21}{45} + \frac{9}{45} - \frac{20}{45}

Apply the fraction rule:

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

= \frac{21 + 9 - 20}{45}

Add the numbers:

21 + 9 - 20 = 10

= \frac{10}{45}

Cancel

\frac{10}{45} : \frac{2}{9}

= \frac{2}{9}

x - \frac{2}{3} x - \frac{2}{3} (\frac{1}{3} x) = 4

14400

(3 x + 1) (3 x - 1) + \frac{( x - 2 ) ^{2}}{2} = 1 - 2 x

r^{2} - 8 r + 16

∣ 3 x - 8 ∣ \geq 0