Evaluating Expressions

Front

Evaluate 3d if d = 5

Back

15

Front

Evaluate y + 17 if y = 11

Back

28

Front

Evaluate 3x + 8 if x = 2

Back

14

Front

Evaluate m² if m = 7

Back

49

Front

Evaluate 6a - 3d when a = 1, d = 2

Back

0

Front

What is an expression in mathematics?

Back

An expression is a combination of numbers, variables, and operators (like +, -, *, /) 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 variables with numbers.

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: Parentheses, Exponents, Multiplication and Division (from left to right), Addition and Subtraction (from left to right).

Front

Evaluate 4x - 5 if x = 3

Back

7

Front

Evaluate 2y + 10 if y = 4

Back

18