Operations with Fractions

The video tutorial explains how to add and subtract fractions with different denominators by converting them to have common denominators. It provides step-by-step examples, including adding 1/7 and 1/2, subtracting 1/2 from 5/6, and adding 1/4 and 2/3. The tutorial emphasizes understanding the process of renaming fractions to perform operations easily.

Why is it necessary to find a common denominator when adding fractions?

• To make the fractions look similar

• To ensure the fractions can be added directly

• To simplify the fractions

• To change the numerators

What is the first step in converting fractions to have a common denominator?

• Subtract the denominators

• Multiply the fractions by a form of one

• Add the numerators

• Divide the fractions by two

How do you convert 1/7 to have a denominator of 14?

• Multiply by 3/3

• Multiply by 7/7

• Multiply by 2/2

• Multiply by 14/14

What is the result of multiplying 1/7 by 2/2?

• 1/14

• 2/14

• 1/7

• 2/7

When converting 1/2 to have a denominator of 14, what do you multiply by?

• 3/3

• 2/2

• 7/7

• 14/14

What is the sum of 2/14 and 7/14?

• 1/14

• 1/2

• 14/14

• 9/14

How do you convert 1/2 to have a denominator of 6?

• Multiply by 4/4

• Multiply by 6/6

• Multiply by 2/2

• Multiply by 3/3

What is the result of subtracting 3/6 from 5/6?

• 2/6

• 1/3

• 3/6

• 1/6

What is the simplified form of 2/6?

• 3/6

• 1/3

• 2/3

• 1/6

How do you convert 1/4 to have a denominator of 12?

• Multiply by 3/3

• Multiply by 4/4

• Multiply by 12/12

• Multiply by 2/2