Keywords in Mathematical Operations

The video tutorial explains how to translate sentences into mathematical inequalities. It covers key words for operations like addition, subtraction, multiplication, and division, and identifies phrases that indicate which inequality symbol to use. The tutorial provides examples to demonstrate the translation process.

What is an inequality?

• A mathematical statement with a multiplication sign

• A mathematical statement with only numbers

• A mathematical statement with a less than or greater than sign

• A mathematical statement with an equal sign

Which keyword indicates an addition operation?

• Difference

• Sum

• Product

• Quotient

What does the keyword 'difference' signify?

• Addition

• Subtraction

• Multiplication

• Division

If a problem mentions 'product', what operation should you use?

• Addition

• Subtraction

• Multiplication

• Division

What does the term 'quotient' refer to?

• Multiplication

• Subtraction

• Addition

• Division

Which operation is indicated by the keyword 'sum'?

• Subtraction

• Addition

• Division

• Multiplication

Which phrase indicates a 'less than' symbol?

• Is at least

• Is equal to

• Is at most

• Is more than

What does 'is at most' mean in terms of inequality symbols?

• Greater than or equal to

• Greater than

• Less than or equal to

• Less than

If something is 'at least', which inequality symbol should be used?

• Less than or equal to

• Less than

• Greater than

• Greater than or equal to

Which inequality symbol is used for 'is more than'?

• Greater than or equal to

• Less than or equal to

• Less than

• Greater than