Adding and Simplifying Fractions

This video tutorial explains how to add fractions with both like and unlike denominators. It covers the process of finding the least common denominator (LCD) for fractions with different denominators and demonstrates how to create equivalent fractions. The tutorial also highlights common mistakes made when adding fractions and provides several examples to illustrate the correct methods. By the end of the video, viewers will understand the importance of having a common denominator and how to simplify the resulting fractions.

What is the first step when adding fractions with the same denominator?

• Add the denominators

• Add the numerators

• Subtract the numerators

• Multiply the fractions

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

When adding fractions with different denominators, what must you find first?

• Greatest common factor

• Least common multiple

• Least common denominator

• Greatest common denominator

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

What is the result of adding 1/2 and 1/4 after finding a common denominator?

• 1/4

• 3/4

• 2/4

• 1/2

Tags

CCSS.7.NS.A.1C

Why is it incorrect to add both numerators and denominators directly when adding fractions?

• It results in a smaller fraction

• It results in an incorrect fraction

• It results in a larger fraction

• It results in a negative fraction

What is the least common multiple of 10 and 5?

• 20

• 15

• 10

• 5

Tags

CCSS.3.NF.A.3C

How do you convert a whole number to a fraction?

• Subtract 1

• Multiply by 1

• Divide by 2

• Put it over 1

What is the simplified form of 5/10?

• 1/5

• 5/2

• 1/2

• 2/5

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

What is the sum of 3/4 and 1/6 when expressed with a common denominator?

• 13/12

• 12/12

• 11/12

• 10/12

What is the least common multiple of 12 and 8?

• 28

• 16

• 20

• 24

What is the least common multiple of 4 and 6?

• 12

• 10

• 14

• 8