This is GREAT! Adding and Subtracting Positive and Negative Numbers

Love this explanation for positive and negative numbers. Positive numbers add a ballon, negative numbers add ballast. If you take away ballast (minus negative) the ballon goes up. If you add ballast (add a negative) you go down.

Interactive Math Notebooks: Adding and Subtracting Negative Numbers

McHugh's Corner: Where Mathletes Come to Train: Interactive Math Notebooks: Adding and Subtracting Negative Numbers

A simple tool to make integer operations more concrete

A manipulative for integer operations

A simple tool to make integer operations more concrete. This manipulative makes adding positive and negative numbers more intuitive. Integers come up in so many places, from middle school all the way through high school with solving equations. This tool h

My students love these number puzzles. They are a great way to practice different strategies for adding and subtracting two-digit and three-digit numbers.  They help students play with decomposing numbers to build addition and subtraction math strategies for second grade. #secondgrademath

Number Puzzles for Second Grade Math Stations

My students love these number puzzles. They are a great way to practice different strategies for adding and subtracting two-digit and three-digit numbers. They help students play with decomposing numbers to build addition and subtraction math strategies

Math Club parodies the Matrix and Batman to explore the concept that subtraction is merely addition by adding the opposite. A-B=A+(-B) Does subtraction exist...

PBS math club introduces the idea of subtracting integers through a number line as well as different scenarios that connect to students lives. They use academic vocabulary and they explain the rules of subtracting integers.

Relentlessly Fun, Deceptively Educational: Plus Minus Printable Game (Multiplying Positive & Negative Numbers)

Our grade son is taking grade math. Suddenly, I& having to relearn all the stuff I& forgotten about pre-algebra and such.

Check out this highly rated math manipulative that students LOVE! These addition and subtraction sliders are a great way for students to practice their skills.

Addition and Subtraction Sliders

PBS Math Club YouTube Channel: Covers topics like adding and subtracting integers, equations, ratios and proportions, and statistics. We use uncommon examples like Mean Girls to explain adding negative numbers in our show.  Each episode of Math Club also has an interactive quiz so you can practice what you learned.

PBS Math Club YouTube Channel: Covers topics like adding and subtracting integers, equations, ratios and proportions, and statistics. We use uncommon examples like Mean Girls to explain adding negative numbers in our show. Each episode of Math Club also has an interactive quiz so you can practice what you learned.

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