XP Math - Forums - View Single Post - i dont knw how to write the decimals as comon fractoins in simplest form?

**Lisasmith111** · 12-03-2010

Quote:

Originally Posted by Mr. Hui

I wonder what happens when you try to simplify 0.999... ?

Mr Hui,
I guess using the above method we would have

x= 0.9999; 10x = 9.9999

so 10x - x = 9.9999 - 0.9999

then 9x = 9

so x = 1

0.9999... is as near to 1 as makes no odds

What do you think?

Lisa Smith