This is a Activinspire Flipchart that is designed to work with Activinspire program only.**This file will NOT open in PowerPoint or Smart Notebook. The flipchart has 30 slides that focus on understanding rounding and estimation, included: - rounding to the tens place - rounding to the hundreds place - determining whether an estimate or actual answer is appropriate - apply rounding strategies to estimate a solution to a contextual problem Several different examples of each model are given with ma