Evaluating Numerical Expressions Effectively

What is a numerical expression?

• A list of numbers

• A paragraph explaining a math concept

• A phrase that uses only numbers and operation symbols

• A sentence that describes a mathematical problem

What does the word 'evaluate' mean in mathematics?

• To write an equation

• To find the value of an expression

• To compare two numbers

• To describe a number

What does the 'P' in 'Please Excuse My Dear Aunt Sally' stand for?

• Parentheses

• Powers

• Points

• Products

Which operations are considered inverse operations?

• Addition and exponents

• Multiplication and division

• Subtraction and division

• Addition and multiplication

In the order of operations, which step comes after parentheses?

• Multiplication

• Exponents

• Addition

• Subtraction

What is the result of 15 times 8 minus 75?

• 45

• 120

• 75

• 60

When solving 25 minus 4 divided by 3 times 4, what is the first step?

• Add 25 and 4

• Multiply 3 by 4

• Subtract 4 from 25

• Divide 4 by 3

What is the final answer for the expression 25 minus 4 divided by 3 times 4?

• 12

• 28

• 21

• 7

In the expression 10 plus 25 minus 10 divided by 5, what is the result of 15 divided by 5?

• 3

• 2

• 5

• 10

What is the final answer for the expression 10 plus 25 minus 10 divided by 5?

• 15

• 10

• 13

• 20