Evaluating Expressions

Front

Evaluate c² - 11 if c = 8

Back

53

Front

Evaluate b² + 3 if b = 9

Back

84

Front

Evaluate m + n if m = 29 and n = 11

Back

40

Front

Evaluate m - n if m = 29 and n = 11

Back

18

Front

Evaluate n³ if n = 4

Back

64

Front

What is an expression in mathematics?

Back

An expression is a combination of numbers, variables, and operators (such as +, -, *, /) that represents a value.

Front

What does it mean to evaluate an expression?

Back

To evaluate an expression means to calculate its value by substituting the variables with their given values.

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).

Front

What is a variable in mathematics?

Back

A variable is a symbol (usually a letter) that represents an unknown value in an expression or equation.

Front

What is the value of 5²?

Back

25