Jonathan Lu 7-72

__Subtracting Fractions__

Common Denominator (Proper/Improper Fraction)- Subtract the numerater and leave the denominator as it is. Then divide the numerator by the denominator to get a mixed fraction if the fraction is improper.

Uncommon Denominator (Proper/Improper Fraction)- Times one or both fraction to get the same denominator. Then times the numerator by what you times your denominator. After that, subtract the numerator and leave the denominator as it is. Then divide the numerator by the denominator to get a mixed fraction if the fraction is improper.

Mixed Number, common denominator(Proper/Improper Fraction)- Times the denominator by the whole and add it to your numerator to get your improper fraction. Do the same thing with the other fraction if it has mixed numbers. Subtract the numerator and leave the denominator as it is. Then divide the numerator by the denominator to get a mixed fraction if the fraction is improper.

Mixed Number, uncommon denominator(Proper/Improper Fraction)- Times the denominator by the whole and add your numerator to get your improper fraction. Do the same thing with the other fraction if it also a mixed number. Times one or both fraction to get the same denominator. Then times the numerator by what you multiplied the denominator by. Subtract the numerator and leave the denominator as it is. Then divide the numerator by the denominator to get a mixed fraction if the fraction is improper.

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