Tag Archives: Positive and Negative Numbers

Temperature for Positive and Negative Numbers

Kids struggle with positive and negative numbers … that’s a given. But I’ve recently hit on a reliable way to eliminate the confusion … temperature. Using a temperature scale as a model for solving integer problems has several advantages: 1)  It’s a system students already know from everyday life. 2)  The relationships among positive temperatures, […]

Make Combining Integers a Lively Story

Here’s a fun and easy way to teach one of the toughest concepts in all of PreAlgebra: the rule for combining integers with different signs. We turn it into a fun “tug-of-war” game. This entry gives you everything you need to teach it today!

Algebra mistakes due to Negative Signs? Use COLOR to EXPLAIN.

Help students conquer a major area of mistakes, using color to show the steps in the Order of Operations, with exponent expressions.