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Number Lines and the Coordinate Grid, Part 1 – Integers

Every number can be thought of as a point on the number line. Because of this, number lines are important for all kinds of mathematics - they are used in algebra, geometry, statistics, and many other kinds of mathematics. In Part 1, students study (1) plotting points on a number line, including fractions, decimals, and signed numbers; (2) measurement and distance on a number line; and (3) absolute value. For teachers wishing to build on number line concepts to connect to the coordinate grid, there is a Part 2 for these materials. Read More

Uncovering Coherence Using Area Models

When is area more than area? In this recorded webinar, presenters Connie Rivera and Amy Vickers from the Adult Numeracy Network (ANN) explore coherent mathematical content that can be addressed using mathematical arrays. Read More