Subtracting Fractions with Unlike Denominators

Subtracting Fractions with Unlike Denominators

Assessment

Interactive Video

Mathematics, Business

4th - 6th Grade

Hard

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The video tutorial addresses the problem of subtracting fractions with different denominators. It explains the process of finding the lowest common denominator, which is 63 in this case, and demonstrates how to convert the fractions to have this common denominator. The tutorial then shows how to subtract the fractions once they share the same denominator, resulting in the final answer of 11/63.

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5 questions

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1.

OPEN ENDED QUESTION

3 mins • 1 pt

What is the problem the teacher is trying to solve?

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2.

OPEN ENDED QUESTION

3 mins • 1 pt

What is the lowest common denominator mentioned in the text?

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3.

OPEN ENDED QUESTION

3 mins • 1 pt

How does the teacher convert 2/7 to a fraction with a denominator of 63?

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4.

OPEN ENDED QUESTION

3 mins • 1 pt

What is the result of subtracting 7/63 from 18/63?

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5.

OPEN ENDED QUESTION

3 mins • 1 pt

What final answer does the teacher arrive at after the subtraction?

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