Order of Operations and Evaluate Algebraic Expressions

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

• 3

• 12

• 1

• 0

Evaluate the expression for the given value of the variable.
3x + 5 when x = 5

• 18

• 20

• 200

• 15

2x + 3 + x²; for x = 4

• 17

• 27

• 19

• 25

Evaluate if a = 2 and b = 8
6 + 7b - 3a

• -100

• 100

• -56

• 56

Numbers, symbols, and operations that are grouped together

• Evaluation

• Expression

• PEMDAS

• Order of Operations

The order in which expressions are evaluated: Parenthesis, Exponents, Multiplication & Division (left to right), Addition & Subtraction (left to right).

• Order of Mathematics

• Order of Equations

• Order of Operations

• Order of Teaching Math

12 ÷ 3 x 4
What do you do first?

• 3x4

• 12÷4

• 12÷3

Evaluate the equation:

(10 + 5) - 6

• 9

• 10

• 11

• 12

Evaluate the following expression: 2b + 3

Where b = 7

• 30

• 12

• 17

• 24

Evaluate 4y  if       y = 3

• 7

• 12