Practice Objectives
- Demonstrate the ability to add signed fractions
- Demonstrate the ability to subtract signed fractions
- Demonstrate the ability to reduce a fraction to lowest terms
Practice Adding & Subtracting Signed Fractions
Instructions:
Answer 7/10 questions correctly to pass.
Perform each indicated operation, simplify your answer.
Write a negative fraction as: -a/b or a/-b.
Problem:
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Adding & Subtracting Fractions:
- Find the LCD, this is the LCM of all denominators
- Transform each fraction into an equivalent fraction where the LCD is its denominator
- Perform the indicated operation (addition or subtraction) with the numerators only
- Place the result over the common denominator
- Simplify the fraction
Step-by-Step:
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Wrong Answers: 0 of 3
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Video Lesson Written Lesson
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