Subtracting Compound Fractions

Convert the numerators and denominators into single fractions, then simplify. Start by finding the lowest common denominator in both the numerator and denominator of the complex fraction.

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First, we would simplify both the numerator and denominator of our complex fraction to single fractions. To simplify the numerator, we will use a LCM of 15 by multiplying 3/5 by 3/3. Our numerator becomes
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