If 2 is added to both the numerator and denominator of a certain fraction, then its value becomes one half.
If two is subtracted from both the numerator and denominator of that same fraction, then its value becomes one third.

Originally posted by rgoudie If 2 is added to both the numerator and denominator of a certain fraction, then its value becomes one half.
If two is subtracted from both the numerator and denominator of that same fraction, then its value becomes one third.