In pre-algebra, it’s important for students to know and apply the properties of integer exponents. But before they’re able to do that, a sound understanding of definitions is important. Exponents are those small and mighty numbers that are more powerful than you’d expect. I always make sure that I start by showing the expanded form […]
Tag Archives: pre-algebra
Solve Equations with Variables on Both Sides
Initial Activity: “Which is heavier? A kilogram of nails or a kilogram of salt?” And that’s just the perfect introduction when I teach how to solve equations with variables on both sides. Usually, my students are just getting good at solving one and two-step equations, and then… they are faced with variables on both sides! […]
Describe and Sketch Qualitative Features of a Graph
When students can verbalize and describe a graph, they can also recognize features of a graph or a function. This is the first step for describing and sketching qualitative features of a graph. I used to show graphs and have question and answer sessions about what was happening in the graph. I would ask questions […]