Adding and Subtracting Fractions - Unlike denominators
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•
Mathematics
•
5th Grade
•
Hard
+4
Standards-aligned
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15 questions
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1.
FLASHCARD QUESTION
Front
What is the process for adding fractions with unlike denominators?
Back
1. Find the least common denominator (LCD) of the fractions. 2. Convert each fraction to an equivalent fraction with the LCD. 3. Add the numerators of the equivalent fractions. 4. Simplify the resulting fraction if possible.
Tags
CCSS.5.NF.A.1
CCSS.5.NF.A.2
2.
FLASHCARD QUESTION
Front
How do you find the least common multiple (LCM) of two numbers?
Back
To find the LCM of two numbers, list the multiples of each number and identify the smallest multiple that appears in both lists.
3.
FLASHCARD QUESTION
Front
What is the least common denominator (LCD) in fraction addition?
Back
The least common denominator (LCD) is the smallest multiple that two or more denominators share, used to convert fractions to a common base for addition or subtraction.
Tags
CCSS.5.NF.A.1
CCSS.5.NF.A.2
4.
FLASHCARD QUESTION
Front
How do you convert a fraction to an equivalent fraction?
Back
To convert a fraction to an equivalent fraction, multiply both the numerator and the denominator by the same non-zero number.
Tags
CCSS.4.NF.A.1
CCSS.3.NF.A.3B
CCSS.3.NF.A.3A
5.
FLASHCARD QUESTION
Front
What is the sum of 1/2 and 3/4?
Back
The sum of 1/2 and 3/4 is 5/4 or 1 1/4 when simplified.
Tags
CCSS.5.NF.A.1
CCSS.5.NF.A.2
6.
FLASHCARD QUESTION
Front
What is the difference between 7/9 and 2/5?
Back
The difference between 7/9 and 2/5 is 17/45.
Tags
CCSS.5.NF.A.1
CCSS.5.NF.A.2
7.
FLASHCARD QUESTION
Front
How do you subtract fractions with unlike denominators?
Back
1. Find the least common denominator (LCD). 2. Convert each fraction to an equivalent fraction with the LCD. 3. Subtract the numerators of the equivalent fractions. 4. Simplify the resulting fraction if possible.
Tags
CCSS.5.NF.A.1
CCSS.5.NF.A.2
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