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A simple tool to make integer operations more concrete. Students use this flexible ruler as a manipulative for "seeing" the relationship between positive and negative numbers when adding and subtracting.

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

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.

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 helped even my Algebra 2 students get more confident when working with integers.

A manipulative for integer operations

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

I borrowed an idea I found on here and through a google search. I modified it slightly to add on about positive and negative numbers and put an example at the bottom of adding integers on a number line.

I decided to have my grade Pre Algebra students use anchor charts this year. I didn& think I would like them or my kids, but they absol.

Adding Integers Dot Game: make with no negative numbers

Adding Integers Dot Game(s) - UPDATED to 4 Game Bundle

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.

Multiplying Integers. (6-7 grade) 2 player. Black = Positive numbers Red = Negative Numbers each player flips over a card at the same time, the first to get the answer keeps the cards. Who ever has the most cards wins. (Pair students who are on the same level to provide a fair game)

Integer Flash

Integer Flash - Multiplying positive and negative integers is an important skill. Your students will love the challenge of trying to find the correct products first in this fun math activity!