Simplifying Fractions with the Multiplication Chart

This video tutorial explains how to simplify fractions using a multiplication chart. It begins with an introduction to the concept of simplifying fractions and the importance of knowing multiplication facts. The tutorial then demonstrates how to use a multiplication chart to find common factors for simplifying fractions. Two examples are provided: simplifying 12/14 and 15/60, illustrating the process of finding the greatest common factor and reducing fractions to their simplest form.

Why is it important to memorize multiplication facts when simplifying fractions?

• It helps in adding fractions.

• It helps in finding common factors quickly.

• It helps in multiplying fractions.

• It helps in converting fractions to decimals.

Tags

CCSS.5.NF.B.6

What does it mean to reduce a fraction to its lowest term?

• The fraction is converted to a decimal.

• The fraction is added to another fraction.

• The fraction is multiplied by its reciprocal.

• The fraction can no longer be divided by any number except one.

Where can you find the factors to divide into when using the multiplication chart?

• Only on the top row.

• Only on the left column.

• On the top row and the left column.

• On the diagonal.

Tags

CCSS.4.OA.B.4

What is the first step in simplifying the fraction 12/14?

• Find 12 and 14 in the multiplication chart.

• Divide 12 by 14.

• Multiply 12 and 14.

• Convert 12/14 to a decimal.

What is the common factor used to simplify 12/14?

• 2

• 4

• 3

• 6

What is the simplest form of 12/14?

• 3/7

• 1/7

• 6/7

• 2/7

What is the first common factor found for 15/60?

• 3

• 15

• 5

• 10

What is the simplest form of 15/60 after dividing by 5?

• 3/12

• 1/4

• 3/4

• 1/3

What is the greatest common factor of 15 and 60?

• 10

• 5

• 3

• 15

What is the simplest form of 15/60 when divided by the greatest common factor?

• 1/5

• 1/6

• 1/3

• 1/4