
Adding & Subtracting Fractions with Unlike Denominators
Flashcard
•
Mathematics
•
5th Grade
•
Practice Problem
•
Hard
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15 questions
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1.
FLASHCARD QUESTION
Front
What is a fraction?
Back
A fraction represents a part of a whole and consists of a numerator (top number) and a denominator (bottom number).
2.
FLASHCARD QUESTION
Front
What does it mean to have unlike denominators?
Back
Unlike denominators are when the bottom numbers of two or more fractions are different, making it necessary to find a common denominator to add or subtract them.
3.
FLASHCARD QUESTION
Front
How do you find the least common denominator (LCD)?
Back
The least common denominator (LCD) is the smallest multiple that two or more denominators share. You can find it by listing the multiples of each denominator and identifying the smallest one.
4.
FLASHCARD QUESTION
Front
What is the first step in adding fractions with unlike denominators?
Back
The first step is to find the least common denominator (LCD) of the fractions.
5.
FLASHCARD QUESTION
Front
How do you convert fractions to have a common denominator?
Back
To convert fractions to have a common denominator, multiply the numerator and denominator of each fraction by the necessary factor to reach the LCD.
6.
FLASHCARD QUESTION
Front
What is the process of adding fractions?
Back
1. Find the LCD. 2. Convert each fraction to an equivalent fraction with the LCD. 3. Add the numerators and keep the denominator the same. 4. Simplify if necessary.
7.
FLASHCARD QUESTION
Front
What is the process of subtracting fractions?
Back
1. Find the LCD. 2. Convert each fraction to an equivalent fraction with the LCD. 3. Subtract the numerators and keep the denominator the same. 4. Simplify if necessary.
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