Simplifying Expressions - Task Cards

Front

What is simplifying expressions?

Back

Simplifying expressions means to reduce a mathematical expression to its simplest form by combining like terms and performing operations.

Front

What is the order of operations in mathematics?

Back

The order of operations is a set of rules that determines the sequence in which calculations are performed: 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 does it mean to evaluate an expression?

Back

To evaluate an expression means to calculate its value by substituting numbers for variables and performing the operations.

Front

What is a numerical expression?

Back

A numerical expression is a mathematical phrase that includes numbers and operations but does not have an equal sign.

Front

What is a variable in mathematics?

Back

A variable is a symbol, often a letter, that represents a number that can change or vary.

Front

What are like terms?

Back

Like terms are terms in an expression that have the same variable raised to the same power. They can be combined by adding or subtracting their coefficients.

Front

What is the value of 60 - 36?

Back

24

Front

What is the value of 36 ÷ 3?

Back

12

Front

What is the value of 30 x 2?

Back

60

Front

What is the value of 24 ÷ 3?

Back

8