Sixth graders add and subtract positive and negative integers. For this integers math lesson, 6th graders review the number line as a class, with students representing the numbers and moving in a positive or negative direction to find...

Eighth graders act out a number line using integers -10 to 10 on large cards. They practice addition and subtraction of these integers to gain explain the relative size of numbers.

Young scholars play a game to realize the rules of signs.

Students arrive at a verifiable rule, or set of rules, to handle all addition situations with signed numbers.