Adding and Subtracting Fractions: A Comprehensive Guide

The video tutorial explains how to find the least common multiple (LCM) and its application in adding and subtracting fractions. It covers the process of listing multiples, identifying the smallest common multiple, and using it to find equivalent fractions. The tutorial includes example problems to demonstrate these concepts and concludes with a summary and additional resources for further learning.

What does LCM stand for?

• Least Common Multiple

• Least Common Method

• Last Common Multiple

• Least Common Mixture

What is another name for the Least Common Multiple when dealing with fractions?

• Least Common Denominator

• Least Common Divisor

• Least Common Difference

• Least Common Data

What is the LCM of 6 and 4?

• 6

• 12

• 4

• 24

What step comes after finding the LCM in fraction operations?

• Simplifying the fraction

• Adding the fractions

• Subtracting the fractions

• Finding equivalent fractions

What is the LCM of 4 and 5?

• 20

• 10

• 40

• 5

What is the first step in solving fraction operations?

• Finding equivalent fractions

• Finding the LCM

• Adding or subtracting the fractions

• Simplifying the fractions

What is the LCM of 6 and 3?

• 6

• 3

• 9

• 18

Why is finding the LCM important in fraction operations?

• To increase the value of fractions

• To make the denominators the same

• To find the largest number

• To simplify the fractions

What website offers exclusive content and lesson materials on this topic?

• mathworld.com

• fractionfun.com

• numberrock.com

• learnmaths.com

What is the process of making fractions have the same denominator called?

• Finding equivalent fractions

• Fraction matching

• Denominator equalization

• Fraction simplification