Finding Least Common Denominators

Quiz
•
Mathematics
•
5th Grade
•
Hard
Wayground Content
FREE Resource
15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
What is the least common denominator for 1/2, 1/3, and 1/4?
8
10
12
14
2.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
What is the process to add fractions with different denominators?
1. Find the least common denominator, convert each fraction to an equivalent fraction with the common denominator, and add the numerators while keeping the common denominator.
1. Simply add the numerators and denominators of the fractions directly.
1. Multiply the denominators and add the numerators without any conversion.
1. Subtract the smaller fraction from the larger one to find the result.
3.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
How do you create equivalent fractions?
Add the numerator and denominator together.
Multiply or divide both the numerator and the denominator by the same non-zero number.
Subtract the numerator from the denominator.
Change the numerator to a different number.
4.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
What happens if you try to add fractions without a common denominator?
You can accurately add the fractions without any issues.
You cannot accurately add or subtract the fractions; the result will not be correct.
The fractions will automatically find a common denominator.
You can only add the whole numbers of the fractions.
5.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
What is the least common denominator (LCD)?
The largest number that can be a common denominator for two or more fractions.
The smallest number that can be a common denominator for two or more fractions.
The sum of the denominators of two or more fractions.
The product of the denominators of two or more fractions.
6.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
What is the least common denominator for 5 and 15?
10
15
20
25
7.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
What must you have to add and subtract fractions?
Common denominators.
Different numerators.
Similar denominators.
Whole numbers.
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