How do you convert -1.3 (3 repeating) to a fraction?
1 Answer
Aug 29, 2016
Explanation:
Let's call
then
Subtract
Note that in this case only 1 digit recurred, so we multiplied by 10.
If 2 digits recur, multiply by 100.
If 3 digits recur, multiply by 1000 and so on.
The denominators of the fractions obtained in this way will always be 9, 99, 999 and so on.