How to Add Fractions with Unlike Denominators

The video tutorial focuses on solving a standardized math test question involving the addition of fractions with unlike denominators. The problem involves calculating the total time Phil spent on two activities: riding his bicycle and practicing the piano. The tutorial guides viewers through finding a common denominator, converting fractions, and adding them to find the solution. The video concludes with a summary of the solution and an invitation to continue learning math through future videos.

What is the main mathematical operation discussed in the video?

• Multiplying fractions

• Adding fractions with unlike denominators

• Subtracting fractions

• Dividing fractions

What is the first step in adding fractions with different denominators?

• Subtract the smaller fraction from the larger one

• Multiply the fractions

• Find a common denominator

• Add the numerators directly

What is the common denominator used for the fractions 2/5 and 1/3?

• 10

• 3

• 5

• 15

How is the fraction 2/5 converted to have the common denominator of 15?

• Multiply both numerator and denominator by 3

• Multiply both numerator and denominator by 2

• Multiply both numerator and denominator by 15

• Multiply both numerator and denominator by 5

What is the total time Phil spent on his activities in hours?

• 11/15

• 1/2

• 3/5

• 1