Cynthia HansfordJun 3, 20181 minMental Math, Estimation and Word ProblemsEstimating is very difficult for students. It just feels unnatural for them. They want to figure the "real" answer. Estimation is an...
Cynthia HansfordFeb 18, 20181 minEstimating Sums and DifferencesThis post may contain affiliate links. This means, I may receive a small commission if you choose to purchase something from a link I...