Evaluating Expressions

Front

Evaluate 4y if y = 3

Back

12

Front

Evaluate b² + 4 when b = 3

Back

13

Front

Evaluate 2a + 4b if a = 10 and b = 6

Back

44

Front

Identify the coefficient in the expression 4m + n + 2

Back

4

Front

Evaluate the expression. Let g = 3 and h = 9: 4h + 2g + 4

Back

46

Front

What is an expression in mathematics?

Back

A combination of numbers, variables, and operators (like +, -, *, /) that represents a value.

Front

What is a coefficient?

Back

A numerical factor in a term of an expression, e.g., in 4m, 4 is the coefficient.

Front

What does it mean to evaluate an expression?

Back

To calculate the value of the expression by substituting variables with numbers.

Front

What is a variable?

Back

A symbol (like x or y) that represents an unknown value in an expression or equation.

Front

What is the order of operations?

Back

The rules that dictate the sequence in which calculations are performed: Parentheses, Exponents, Multiplication and Division (from left to right), Addition and Subtraction (from left to right).