Curated OER
Rounding and Estimation
In this rounding and estimating worksheet, learners learn how to round numbers up and down. They also read about using estimations to quickly calculate answers to difficult math problems. Students then solve the 12 rounding questions in...
Shodor Education Foundation
Shodor Interactivate: Fire: Estimating Percent
This interactive activity allows the student to visually practice estimation skills by estimating the number of trees and the percent of trees burned in a forest fire. There are 3 levels that provide estimating practice for large and...