# Cancelling in Algebraic Fractions ## Example $$ \frac{x^2 + 3 x + 2}{x^2 + 5 x + 4} = \frac{3 x + 2}{5 x + 4} $$ ## Possible Sources * Early forms of fractions only have a single term in numerator and denominator ## Possible Remedies category: mistakes category: algebra