4 Ula lole 0 Keywords: discussionestimationmultiplication Students estimate a multiplication problem, share their methods, discuss the front-end method, and then do more problems using front-end. Login to preview
4 Estimating scores and crowds 1 Keywords: additiondiscussionestimation Students estimate an addition problem, share their methods, discuss grouping nice numbers, and then do a problem using this method, then design a question showing how it uses the method. Login to preview
4 Show how many 7 Keywords: equivalent ratiosratioswork samples Students to show how to calculate problems that involve rates and ratios. Login to preview