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# #6

Let the sum $$\sum_{n=1} ^9 \frac{1}{(n)(n+1)(n+2)}$$ written in its lowest terms be $$\frac{p}{q}$$ Find the value of $$q-p$$

Note by Vilakshan Gupta
2 months ago

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Ohh!

- 2 months ago

yes u r right answer is 83

- 2 months ago

i really sillied this one...i solved correctly but marked wrong answer

- 2 months ago

p = 27 , q = 110 ➡ q-p = 110-27 = 83

- 2 months ago