Question

What is the percentage error if I use 3 1/7 for pi ?

Answer 1

http://www.algebra.com/algebra/homework/percentage.faq.question.209312.html
U can check this out

Answer 2

Thanks for the link,...but I honestly still don't get it~
Could you please explain it?

Answer 3

Percentage error is in a way,\[\dfrac{|\text{new number}- \text{old number|}}{\text{old number}}\times 100\]

Answer 4

The choice of numerator is sometimes unclear. Evaluate
(100%)(3 + 1/7 - pi)/pi, where pi=3.14159..., available on your calculator.

Answer 5

Okay, thanks! :)