Adding or Subtracting Fractions
1/3 + 3/3
4/3 or 1 1/3
4/8
1/2, 2/4, 8/16, etc
Least to greatest
1/4, 1/2, 1/3
1/4, 1/3, 1/2
SEE IMAGE 1
1/2 or 2/4
2/5 - 1/10
3/10
2/3
4/6, 8/12, etc.
Greatest to least
2/5, 2/3, 2/2
2/2, 2/3, 2/5
SEE IMAGE 2
1/2 or 3/6
1 3/4 - 1 2/3
1/12
What are the steps for how to compare fractions with unlike denominators?
1. Find the LCD (lowest common denominator)
2. Rewrite BOTH fractions by multiplying each one's denominator and the numerator by the factor that makes the denominator match the LCD
3. Compare the numerators
Least to greatest
4/6, 2/4, 5/8
2/4, 5/8, 4/6