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Fraction Operations: Addition, Subtraction, Multiplication, and Division - Prof. Denise J., Study notes of Algebra

A summary sheet for math 110 students on how to perform basic fraction operations, including adding, subtracting, multiplying, and dividing fractions. The sheet includes step-by-step instructions and examples for each operation.

Typology: Study notes

Pre 2010

Uploaded on 08/16/2009

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koofers-user-10w 🇺🇸

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Math 110 Fraction Summary Sheet
Add Fractions:
1. Find a common denominator
2. Find equivalent fractions
3. Add the numerators, keeping the common
denominator
4. Simplify.
Example:
Subtract Fractions:
1. Find a common denominator
2. Find equivalent fractions
3. Subtract the numerators, keeping the common
denominator
4. Simplify.
Example:
Multiply Fractions:
1. Multiply numerators
2. Multiply denominators
3. Simplify
Example:
Divide Fractions:
1. Find the reciprocal of the second term
2. Multiply the numerator of the first term &
numerator of the reciprocal
3. Multiply the denominator of the first term &
denominator of the reciprocal
4. Simplify
Example:
Simplify Fractions:
1. Factor numerator
2. Factor denominator
3. Cancel common factors
Example:

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Math 110 Fraction Summary Sheet

Add Fractions:

  1. Find a common denominator
  2. Find equivalent fractions
  3. Add the numerators, keeping the common denominator
  4. Simplify.

Example:

Subtract Fractions:

  1. Find a common denominator
  2. Find equivalent fractions
  3. Subtract the numerators, keeping the common denominator
  4. Simplify.

Example:

Multiply Fractions:

  1. Multiply numerators
  2. Multiply denominators
  3. Simplify

Example:

Divide Fractions:

  1. Find the reciprocal of the second term
  2. Multiply the numerator of the first term & numerator of the reciprocal
  3. Multiply the denominator of the first term & denominator of the reciprocal
  4. Simplify

Example:

Simplify Fractions:

  1. Factor numerator
  2. Factor denominator
  3. Cancel common factors

Example: