Adding and Subtracting Fractions with Like Denominators

This video tutorial covers the basics of adding and subtracting fractions with like denominators. It explains the concept of fractions, focusing on the numerator and denominator, and provides step-by-step instructions for performing addition and subtraction operations. The tutorial also emphasizes the importance of simplifying fractions and addresses common mistakes learners might encounter.

What is the top part of a fraction called?

• Integer

• Decimal

• Numerator

• Denominator

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B

If fractions have different denominators, can they be directly added or subtracted?

• Yes

• No

• Only if they are negative

• Only if they are positive

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Where should the negative sign be placed when dealing with negative fractions?

• With the denominator

• In front of the fraction

• With the numerator

• Anywhere

Tags

CCSS.6.NS.C.6A

What remains unchanged when adding or subtracting fractions with like denominators?

• Decimal

• Fraction

• Numerator

• Denominator

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

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

• Subtract numerator from denominator

• Add the numerator and denominator

• Divide numerator by denominator

• Multiply numerator by denominator

What rule is applied when subtracting with negative numbers?

• Add-subtract-subtract

• Keep-change-change

• Subtract-add-add

• Change-keep-keep

Tags

CCSS.7.NS.A.1D

What happens to the signs when adding two negative fractions?

• They cancel out

• Result is positive

• Result is negative

• They multiply

Tags

CCSS.7.NS.A.1C

What is the result of subtracting two fractions with opposite signs?

• A negative fraction

• A positive fraction

• Zero

• Cannot be determined

Tags

CCSS.7.NS.A.1C

What should always be done after adding or subtracting fractions?

• Convert to decimals

• Simplify the fraction

• Change the denominator

• Revert signs

What common mistake should be avoided when working with fractions?

• Adding denominators

• Ignoring negative signs

• Always converting to mixed numbers

• Forgetting to simplify

Tags

CCSS.7.NS.A.1C