Evaluating Expressions in Algebra

What is a numerical expression?

• A math problem with letters and numbers

• A math problem with only numbers

• A math problem with only letters

• A solved math problem

Which of the following must be done first according to the order of operations?

• Addition

• Subtraction

• Exponents

• Multiplication

In the expression 8^2, what is the result?

• 16

• 8

• 64

• 32

What is the correct order of operations?

• Parentheses, Exponents, Addition, Subtraction, Multiplication, Division

• Exponents, Parentheses, Multiplication, Division, Addition, Subtraction

• Multiplication, Division, Parentheses, Exponents, Addition, Subtraction

• Parentheses, Exponents, Multiplication, Division, Addition, Subtraction

If you have the expression 4 * 13 - 6, what should you do first?

• Subtract 6 from 13

• Divide 13 by 6

• Multiply 4 by 13

• Add 4 and 13

What is the result of 4 * 13 - 6 when following the order of operations?

• 40

• 46

• 52

• 28

How do you write the expression for the total cost of 4 hot dogs at $4 each, 3 boxes of popcorn at $2 each, and 2 drinks at $2.50 each?

• 4 + 4 + 4 + 4 + 2 + 2 + 2 + 2 + 2.50 + 2.50

• 4 * 4 + 2 * 3 + 2.50 * 2

• 4 * 4 + 2 * 2 + 2.50 * 3

• 4 + 2 + 2.50

What is the total cost of 4 hot dogs at $4 each, 3 boxes of popcorn at $2 each, and 2 drinks at $2.50 each?

• $28

• $30

• $25

• $27

How do you convert 3/4 to a decimal?

• 1.25

• 0.75

• 0.5

• 0.25

What is the result of subtracting 2.4 from 3.0?

• 0.6

• 1.6

• 0.4

• 2.6