Interpreting Expressions

Front

What is an expression in mathematics?

Back

An expression is a combination of numbers, variables, and operations (like addition, subtraction, multiplication, and division) that represents a value.

Front

What does it mean to interpret an expression?

Back

Interpreting an expression means understanding what the expression represents and how to evaluate it based on the operations and numbers involved.

Front

What is the order of operations?

Back

The order of operations is a set of rules that determines the sequence in which calculations are performed in an expression. The order is: Parentheses, Exponents, Multiplication and Division (from left to right), Addition and Subtraction (from left to right). This is often remembered by the acronym PEMDAS.

Front

What is a product in mathematics?

Back

A product is the result of multiplying two or more numbers together.

Front

What is a sum in mathematics?

Back

A sum is the result of adding two or more numbers together.

Front

What does 'increased by' mean in an expression?

Back

'Increased by' means to add a number to another number in an expression.

Front

What does 'decreased by' mean in an expression?

Back

'Decreased by' means to subtract a number from another number in an expression.

Front

How do you represent 'the product of 4 and 6' in an expression?

Back

Front

What does it mean to have parentheses in an expression?

Back

Parentheses indicate that the operations inside them should be performed first according to the order of operations.

Front

What is the difference between a term and an expression?

Back

A term is a single mathematical entity (like a number or variable), while an expression is a combination of terms.