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Ch 16: PSAT Math: Numbers and Operations

About This Chapter

Review the elements of numbers and operations to prepare for the PSAT exam. Video lessons and quizzes incorporate all of the elements of the numbers and operations section in a simple and clear manner.

PSAT Math: Numbers and Operations - Chapter Summary

This course covers the numbers and operations concepts that are necessary to for the PSAT math portion of the test. Our video lessons feature topics that include:

  • Finding the greatest common factor, the prime factorization of a number and the least common multiple
  • Working with percents, number lines, fractions and radicals
  • Solving word problems
  • Understanding the different types of numbers
  • Classifying an arithmetic sequence
  • Defining an absolute value

By following this lesson, you can develop a basic understanding of PSAT-level numbers and operations concepts through easy-to-follow video lessons. By following along with these lessons, you'll have a better chance at earning a high score on the PSAT exam. At the end of these lessons, you have the opportunity to receive immediate feedback by taking comprehension quizzes and answering practice questions.

PSAT Math Objectives

The PSAT math test has 48 questions that must be completed within 70 minutes. The following three areas are emphasized on the PSAT math test:

  • Heart of Algebra
  • Problem solving and data analysis
  • Passport to Advanced Math

Scoring high on the PSAT math test means that you are ready to take the math portion on the SAT. The PSAT math test is tasked with helping you understand the question format and giving you an idea of what you can expect when you go to take the SAT math test. Taking the PSAT also means that you may gain entry to National Merit Scholarship Corporation (NMSC) scholarship programs, as well as be able to use their tools for career and college planning.

5 Lessons in Chapter 16: PSAT Math: Numbers and Operations
Test your knowledge with a 30-question chapter practice test
Scientific Notation: Definition and Examples

1. Scientific Notation: Definition and Examples

Scientific notation is a special way of writing numbers so they are easier to work with. This lesson will define scientific notations and show some examples of how to convert numbers from standard notation to scientific notation and back.

How to Find the Greatest Common Factor

2. How to Find the Greatest Common Factor

If the factors of a number are the different numbers that you can multiply together to get that original number, then the greatest common factor of two numbers is just the biggest one that both have in common. See some examples of what I'm talking about here!

How to Find the Prime Factorization of a Number

3. How to Find the Prime Factorization of a Number

The prime factorization of a number involves breaking that number down to its smallest parts. This lesson will show you two different ways to discover the prime factorization of any number.

How to Find the Least Common Multiple

4. How to Find the Least Common Multiple

The least common multiple of two numbers is the smallest number that can be divided evenly by your two original numbers. See some examples of what I'm talking about here!

Radicands and Radical Expressions

5. Radicands and Radical Expressions

It's easy to see that funky radical symbol and panic just a little bit. There are so many rules that go along with it, it's hard to keep up with them all. This lesson will help by describing what you should do when you are faced with a square root.

Chapter Practice Exam
Test your knowledge of this chapter with a 30 question practice chapter exam.
Not Taken
Practice Final Exam
Test your knowledge of the entire course with a 50 question practice final exam.
Not Taken

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