What integer must be added to both the numerator and denominator of 1/4 to make the value of the resulting fraction 3/4?
(Source: Mathematics Teaching in the Middle School, Mar-Apr 1997)

Can you increase a fraction by one-half by adding the same integer to both the numerator and denominator?
What integer must be added to both the numerator and denominator of 1/4 to make the value of the resulting fraction 3/4?
(Source: Mathematics Teaching in the Middle School, Mar-Apr 1997)