Week 15 Blog

Adding and Subtracting Rational Expressions with Monomial Denominators

\frac{2}{3} \div \frac{3}{4}

Firstly, their common denominator is 12 because 3 times 4=12, so that means we need both times 3 or four for each side just for reaching the common denominator 12.

\frac{6}{12} \div \frac{9}{12}

so the answer is 2 over 3.


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