Mathispower4u
Subtracting Integers
If you already know how to add integers, you're only one step away from knowing how to subtract. Scholars learn to subtract integers using multiple methods. First, the brief YouTube video describes how to subtract integers by adding the...
Math Mammoth
Math Mammoth: Adding and Subtracting Negative Fractions and Decimals, Part 1
In this video, students are shown how to add and subtract negative fractions and decimals. This is followed by an example problem that looks at negative and positive money amounts related to a bank account. [7:09]
Khan Academy
Khan Academy: Arithmetic and Pre Algebra: Adding Decimals of Different Signs
This video shows how to add positive and negative money amounts in the context of a word problem using a number line. Practice problems are available. [3:15]