Algebraic Expressions with PEMDAS

Solve the following using PEMDAS

2 x 11 - 12 ÷ 2

Solve the following using PEMDAS

4² x (8 - 3)

Solve the following using PEMDAS

(7 x 8 - 4) ÷ (6 - 2)

What does the ( E )in PEMDAS mean?

• experience

• exponents

• examples

• evidence

Use order of operations to evaluate this numerical expression.

What property includes both addition and multiplication and allows you to rewrite an expression from a product of two numbers to the sum of two separate products?

Example: 3(4x+5) = 12x+15

• Associative Property of Multiplication

• Commutative Property of Addition

• Additive Inverse Property

• Distributive Property

What is an expression that contains at least one variable called?

• operational expression

• constant expression

• numerical expression

• algebraic expression

six times the number of girls

Let g = number of girls

• 6 + g

• g - 6

• 6g

Write the phrase as an expression.

Twice a number m plus 8

• 2 + 8m

• 2m + 8

What is the value of the expression, if k = 5? 10 + ( 12 - k ) REMEMBER: PEMDAS

• 17

• 22

• 15

• 25