Instructional Video
Sophia Learning

Sophia: Multiplying Rationals: Lesson 5

9th - 10th Standards
This lesson demonstrates how to multiply rational numbers using algebraic notation. It is 5 of 6 in the series titled "Multiplying Rationals."
Instructional Video
Sophia Learning

Sophia: Multiplying Rationals: Lesson 6

9th - 10th Standards
This lesson demonstrates how to multiply rational numbers using algebraic notation. It is 6 of 6 in the series titled "Multiplying Rationals."
Instructional Video
Sophia Learning

Sophia: Multiplying Rationals: Lesson 1

9th - 10th Standards
This lesson demonstrates how to multiply rational numbers using algebraic notation. It is 1 of 6 in the series titled "Multiplying Rationals."
Instructional Video
Sophia Learning

Sophia: Whole Numbers

9th - 10th Standards
This lesson goes over whole numbers, or natural numbers that are not fractions/decimals.
Instructional Video
Sophia Learning

Sophia: Representing Rational Numbers Using Variables: Lesson 7

9th - 10th Standards
This lesson demonstrates how to represent rational numbers using variables. It is 7 of 9 in the series titled "Representing Rational Numbers Using Variables."
Instructional Video
Sophia Learning

Sophia: Rational and Irrational Numbers

9th - 10th Standards
In this lesson, students will learn Rational and Irrational Numbers.
Instructional Video
Sophia Learning

Sophia: Whole Numbers

9th - 10th Standards
This lesson goes over whole numbers, or natural numbers that are not fractions/decimals.
Instructional Video
McGraw Hill

Glencoe Online Learning Center: Personal Tutor: Estimate Square Roots

6th - 8th Standards
This step-by-step example explores how to use rational approximations of irrational numbers to compare the size of irrational numbers.