Pre-Algebra 14 - Creating Common Denominators

Pre-Algebra 14 - Creating Common Denominators

Assessment

Interactive Video

Mathematics

11th Grade - University

Hard

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The video tutorial explains how to add and subtract fractions, focusing on finding a common denominator when the denominators differ. It uses number lines to visualize the process and provides examples to illustrate the method. The tutorial concludes with a preview of finding the least common denominator.

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3 questions

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1.

OPEN ENDED QUESTION

3 mins • 1 pt

How do you create equivalent fractions when changing denominators?

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2.

OPEN ENDED QUESTION

3 mins • 1 pt

What is the result of adding the fractions 2/5 and 3/7?

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3.

OPEN ENDED QUESTION

3 mins • 1 pt

Why is it sometimes unnecessary to create a large common denominator?

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