
Adding and 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 the least common multiple (LCM)?
Back
The least common multiple (LCM) of two or more numbers is the smallest number that is a multiple of each of the numbers.
2.
FLASHCARD QUESTION
Front
What is the first step to adding or subtracting fractions with unlike denominators?
Back
Find the least common multiple (LCM) of the denominators.
3.
FLASHCARD QUESTION
Front
How do you convert fractions to have a common denominator?
Back
Multiply the numerator and denominator of each fraction by the same number to make the denominators equal.
4.
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).
5.
FLASHCARD QUESTION
Front
What does it mean to simplify a fraction?
Back
To simplify a fraction means to reduce it to its simplest form, where the numerator and denominator have no common factors other than 1.
6.
FLASHCARD QUESTION
Front
What is the greatest common factor (GCF)?
Back
The greatest common factor (GCF) of two or more numbers is the largest number that divides all of them without leaving a remainder.
7.
FLASHCARD QUESTION
Front
What is the process to subtract fractions?
Back
1. Find a common denominator. 2. Convert the fractions. 3. Subtract the numerators. 4. Simplify if necessary.
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