Debug Algorithm
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Subtraction Algorithms for all grades
This file contains the notes I took at the NCTM Conference in Chicago. I attended a presentation on Subtraction by Frances Stern. She taught various ways to subtract with regrouping. My most favorite to use in class is the number line and France's way on pages 6-7. The France way is what I refer to in my class as "Give, Give It Back"...It's SO MUCH EASIER TO TEACH AND UNDERSTAND than the Traditional U.S. way. I don't know where this has been all my life. Please give it a try! It takes some pract
2nd - 9th
Arithmetic, Math, Mental Math
Math Bookmarks | Multiplication and Division Strategies
Do your students struggle with remembering all the different multiplication and division strategies? Mine do! So, I created these print-and-go bookmarks so they could have the names, and step-by-step examples right at their fingertips! My Math Bookmarks are the perfect reference tool to use during daily lessons, math centers, partner work, independent work, small groups, and homework. Each bookmark features 3 common strategies with easy to follow computation steps and an example problem. What's
3rd - 5th
Arithmetic, Basic Operations, Mental Math
CCSS
3.NBT.A.3
, 4.NBT.B.4
, 4.NBT.B.5
+3
Also included in: Math Bookmarks Bundle | Math Resources | Student Math Tools
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