Khan Academy: Arithmetic and Pre Algebra: Ordering Negative Numbers

Guiding viewers through adding and subtracting numbers, this video includes many tips to help new learners internalize the concept of a number line. It clarifies the relationship between positive and negative numbers, including the...

This video shows addition of negative numbers on a number line, using absolute values. Practice problems are included. [5:41]

This video shows how to plot fractions, negative numbers, decimals, and fractions on a number line. Practice problems are available. [1:58]

This video explains the order of operations with exponents and negative numbers. Practice problems are available. [4:36]

This video teaches addition and subtraction of negative numbers using a number line. Practice problems are available. [9:16]

This video shows how to think about and represent negative numbers using a number line. Practice problems are available. [9:36]

This video solves a problem asking to determine whether presented numbers are prime, composite, or neither. Practice problems are available. [4:40]

This video demonstrates the order of operations in a numerical expression. Practice problems are available. [9:40]

A video explaining the meaning of exponents and exponential notation. Practice problems are available. [9:46]

This video demonstrates how to find the base number when given a percentage and amount. Practice problems are available. [6:17]