Understanding Adding and Subtracting Rational Expressions

The video tutorial covers writing expressions, focusing on key words for operations like addition, subtraction, multiplication, and division. It explains the definition and components of mathematical expressions, emphasizing the importance of variables, operations, and constants. The tutorial also guides students on translating word problems into numerical expressions, highlighting the significance of order in subtraction and the use of variables in multiplication.

What is the learning standard mentioned in the video?

• 6ee4

• 6ee3

• 6ee2

• 6ee1

Tags

CCSS.8.EE.C.7B

Which key word is most important to remember for addition?

• Plus

• More than

• Total of

• Increased by

Tags

CCSS.2.OA.C.3

Which key word indicates subtraction and requires special attention?

• Subtracted from

• Less than

• Difference

• Decreased by

What does the key word 'product' signify?

• Subtraction

• Division

• Addition

• Multiplication

Tags

CCSS.7.EE.A.1

Which key word for division might be the least familiar?

• Half

• Part

• Quotient

• Share

Tags

CCSS.3.OA.A.2

What is the definition of an expression?

• A mathematical statement with an equal sign

• A mathematical statement without an equal sign

• A number and a variable

• A number and an operation

Tags

CCSS.6.EE.A.2B

How is the sum of B and 11 written in numerical form?

• B - 11

• B * 11

• B + 11

• B / 11

Tags

CCSS.6.EE.A.2A

How is the product of 6 and a number represented in algebra?

• 6 + M

• 6M

• 6 - M

• 6 / M

Tags

CCSS.6.EE.A.2A

How is the quotient of Z and 5 written?

• Z / 5

• Z * 5

• Z - 5

• Z + 5

Tags

CCSS.6.EE.A.2A

What does 'less than' indicate in a mathematical expression?

• Addition

• Subtraction with reversed order

• Division

• Multiplication

Tags

CCSS.7.NS.A.1D