I Math episode introduces students to integers and how we use them in the real world. It defines the difference between positive and negative numbers and how these numbers can be represented on a number line.
A simple tool to make integer operations more concrete. This manipulative makes adding positive and negative numbers more intuitive. Integers come up in so many places, from middle school all the way through high school with solving equations. This tool h
Love this explanation for positive and negative numbers. Positive numbers add a ballon, negative numbers add ballast. If you take away ballast (minus negative) the ballon goes up. If you add ballast (add a negative) you go down.