Simplifying and Adding Fractions

The video tutorial covers adding and subtracting rational numbers, focusing on fractions. It explains finding the least common denominator, renaming fractions to improper fractions, and performing addition and subtraction. The tutorial includes practice problems to reinforce the concepts, emphasizing the importance of common denominators and simplifying results.

What is the first step in adding or subtracting fractions?

• Subtract the denominators

• Add the numerators

• Convert to mixed numbers

• Find the least common denominator

How do you determine the least common denominator of two fractions?

• Add the denominators

• Subtract the smaller denominator from the larger

• List multiples of the larger denominator

• Multiply the numerators

What does renaming a fraction involve?

• Adding a whole number

• Converting it to an improper fraction

• Finding a new denominator

• Changing it to a mixed number

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

When adding fractions, what remains unchanged?

• The mixed numbers

• The denominators

• The whole numbers

• The numerators

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

What is the result of adding 3/5 and 4/5?

• 5/5

• 7/5

• 1/5

• 9/5

How do you convert an improper fraction to a mixed number?

• Multiply the numerator by the denominator

• Divide the numerator by the denominator

• Subtract the denominator from the numerator

• Add the numerator to the denominator

What is the simplified form of 10/4?

• 5/2

• 1/2

• 2/4

• 3/2

What is the first step in simplifying a fraction?

• Add the numerator and denominator

• Subtract the numerator from the denominator

• Multiply the numerator and denominator

• Find the greatest common factor

What is the result of converting 7/4 to a mixed number?

• 2 3/4

• 1 1/4

• 2 1/4

• 1 3/4

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Which of the following is a step in the 'Keep Change Change' method?

• Keep the fraction as a mixed number

• Change the numerator to a whole number

• Change the subtraction to addition

• Keep the denominator the same

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2