Adding and Subtracting Mixed Numbers
Flashcard
•
Mathematics
•
5th Grade
•
Practice Problem
•
Hard
Wayground Content
FREE Resource
Student preview
15 questions
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1.
FLASHCARD QUESTION
Front
What is a mixed number?
Back
A mixed number is a whole number combined with a fraction, such as 2 1/2.
2.
FLASHCARD QUESTION
Front
How do you find the lowest common denominator (LCD) for two fractions?
Back
To find the LCD, list the multiples of each denominator and find the smallest multiple they have in common.
3.
FLASHCARD QUESTION
Front
What is the first step in adding mixed numbers?
Back
Convert the mixed numbers to improper fractions.
4.
FLASHCARD QUESTION
Front
How do you convert a mixed number to an improper fraction?
Back
Multiply the whole number by the denominator, add the numerator, and place that over the original denominator.
5.
FLASHCARD QUESTION
Front
What is the process for subtracting mixed numbers?
Back
Convert to improper fractions, find the LCD, subtract the fractions, and convert back to a mixed number if necessary.
6.
FLASHCARD QUESTION
Front
Why can't we just add the numerators and denominators when adding fractions?
Back
Because the size of the pieces is different; you need a common denominator.
7.
FLASHCARD QUESTION
Front
What is the result of 1 1/3 + 4 1/4?
Back
5 7/12.
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