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Curated OER
Subtraction shortcuts and Tips
Subtraction techniques, shortcuts, and tips are the focus of this presentation. Young mathematicians follow along as the slides go through the steps necessary to correctly borrow and regroup when subtracting. Students practice their...
Curated OER
Subtraction with Regrouping
Use this handy presentation to clear up any confusion related to subtraction with regrouping. Each slide provides concrete examples of what occurs when one subtracts with regrouping. A full explanation and additional example problems...
Curated OER
Subtraction With Regrouping
This subtraction PowerPoint demonstrates the steps that students should take when solving subtraction problems that involve regrouping. The slides clearly show the steps involved and display examples as well. This PowerPoint is an...
Curated OER
Subtracting Mixed Numbers: Lesson 4 - 5
Subracting mixed numbers is the focus of this math presentation. The graphics, and explanations of the process are particularly good in this one. Many fine practice problems are present, and feedback is given for each answer arrived at....
Curated OER
Subtraction Across a Zero
This PowerPoint provides a step-by-step model for subtracting 3 digit numbers with zeroes. Each slide shows the problem expressed numerically and a simple age-appropriate description of the step illustrated. Two guided practice problems...