Converting and Simplifying Fractions

This video tutorial by Mr. Jay covers division problems involving mixed numbers. It explains how to divide mixed numbers by other mixed numbers, whole numbers, and fractions. The tutorial also covers dividing whole numbers by mixed numbers and fractions by mixed numbers. Key techniques such as converting mixed numbers to improper fractions and using the 'keep switch flip' method are demonstrated. Additionally, the video introduces cross cancellation as a method to simplify division problems involving fractions.

What is the first step in dividing mixed numbers?

• Multiply the fractions

• Add the fractions

• Convert to whole numbers

• Convert to improper fractions

Tags

CCSS.6.NS.A.1

When dividing a mixed number by a whole number, how do you express the whole number?

• As an improper fraction

• As a decimal

• As a mixed number

• As a fraction over one

How do you convert a whole number to a fraction?

• Multiply by zero

• Add a decimal point

• Divide by two

• Place it over one

What is the reciprocal of a fraction?

• The fraction multiplied by two

• The fraction itself

• The fraction with numerator and denominator swapped

• The fraction divided by two

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B

In the keep-switch-flip method, what does 'flip' refer to?

• Using the reciprocal of the second fraction

• Changing the operation to addition

• Switching the numerators

• Reversing the order of operations

Tags

CCSS.6.NS.A.1

What is the result of dividing 3/4 by 1 and 5/6?

• 9/22

• 3/4

• 18/44

• 11/6

How do you simplify the fraction 18/44?

• Divide both by 3

• Divide both by 2

• Divide both by 4

• Divide both by 5

Tags

CCSS.5.NF.B.6

What is the purpose of cross cancellation?

• To convert fractions to decimals

• To simplify fractions before multiplying

• To change the operation to addition

• To make the numbers larger

Tags

CCSS.7.NS.A.2C

When can cross cancellation be used?

• When there are common factors other than one

• When the fractions are improper

• When there are no common factors

• When the fractions are already simplified

What is the final step in converting an improper fraction to a mixed number?

• Multiply the numerator by the denominator

• Divide the numerator by the denominator

• Add the numerator and denominator

• Subtract the denominator from the numerator