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Math : Whole Number Operations :
Addition & Subtraction

Math, Science, & Technology Trying to create a meaningful math or science experience? Need a more effective teaching strategy? Join us to share ideas and strategies for making math and science instruction effective and meaningful for students. Classroom technology questions are also welcome! source

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Rounding - Here are some ways to introduce rounding plus games and chants source

Subtraction with Regrouping - Teaching subtraction with regrouping can often be a difficult and frustrating concept. Here's a collection of tips, activities, and strategies to help your students learn this concept. source

Fact Families - Activities to help your students remember their fact families. source

Fun Math Games - Here are a couple of my students favorite math games: 1. Wild West Addition/Subtraction: You need a deck of cards, with all the face cards taken out. Two students go up in front of the class and stand back-to-back..source

Addition Grab Two - A two-player game for addition practice with printable number cards source

Addition & Subtraction Facts w/ Number Families - First and second graders master addition and subtraction facts through 18. Includes printable worksheets and an explanation of the approach source

Addition & Subtraction Game - A classroom game for reinforcing addition and subtration skills. Students try to get the highest number if adding or the lowest number if subtracting source

Block It Game - Using pattern blocks, students use visualization and mental math to practice addition skills in this simple game for primary grades source

Domino Practice - Students use dominoes and unifix cubes to practice addition skills. Lesson provides photographs of examples source

Goldmine - A game, with a printable PDF gameboard, for practice in adding and subtracting 9,10, and 11 source

Grab and Add - Directions for a simple addition game using bingo chips source

I Can Lick 30 Tigers Today! - A lesson plan that uses a Dr. Seuss story to teach subtraction source

Shopping - Students apply what they have learned about money by buying products (clean empty packaging) from a classroom store with change source

Who Has More or Less? - Using a deck of cards, students practice mental addition and subtraction source

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