This lesson introduces the concept of absolute value as the distance of the number from zero.
- Author:
- Khan, Salman
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This lesson shows the importance of lining up the decimals when adding decimals.
- Author:
- Khan, Salman
This lesson uses a number line to demonstrate adding fractions with different signs.
- Author:
- Khan, Salman
This lesson shows how easy it is to add fractions with similar denominators.
- Author:
- Khan, Salman
This lesson reviews how to create fractions with like denominators so that they can be added.
- Author:
- Khan, Salman
This lesson presents strategies for adding mixed numbers with like denominators.
- Author:
- Khan, Salman
This lesson presents word problems that require adding mixed numbers.
- Author:
- Khan, Salman
This lesson shows how to add mixed numbers that have different denominators.[Developmental Math playlist: Lesson 72 of 196]
- Author:
- Khan, Salman
This lesson solves a word problem that involves weight in different units. Also discussed is the importance of knowing that a ton is 2000 pounds for reference.
- Author:
- Khan, Salman
This lesson reviews the Associative Law of Addition.
- Author:
- Khan, Salman
This lesson reviews the Associative Law of Multiplication.
- Author:
- Khan, Salman
This lesson reviews how to change an improper fraction to a mixed number.
- Author:
- Khan, Salman
This lesson reviews the Commutative Law of Addition.
- Author:
- Khan, Salman
This lesson reviews the Commutative Law of Multiplication.
- Author:
- Khan, Salman
This lesson introduces the Celsius and Farenheit scales for measuring temperature. The freezing and boiling point of water on each scale is introduced.
- Author:
- Khan, Salman
This lesson shows the usefulness of a number line for comparing decimals.
- Author:
- Khan, Salman
Using common factors, this lesson shows how to compare fractions to determine if they are equivalent.
- Author:
- Khan, Salman
This lesson compares fractions with same and different denominators and uses the <, >, and = signs to write equivalency statements.
- Author:
- Khan, Salman
This lesson shows how conversion between metric units is based on units of 10.
- Author:
- Khan, Salman
This lesson shows how to convert farenheit temperature to celsius, and celsius to farenheit
- Author:
- Khan, Salman