Other
Pep: Hit the Deck: A Collection of Math Games
This is a collection of math games ranging from Kindergarten to the upper elementary grades, using only an ordinary deck of playing cards. There are games covering addition, subtraction, multiplication, division, fractions, percents,...
PBS
Pbs: Additive Inverse
This animated Math Shorts video from the Utah Education Network explains the term additive inverse and provides several examples that demonstrate the concept. In the accompanying classroom activity, students create equations and solve...
Doina Popovici
Math Play: Adding Integers Game
An online game where students add integers and identify whether the answer of the problem is positive, negative, or zero.
Calculator Soup
Calculator Soup: Lcm Calculator Least Common Multiple
The Least Common Multiple (LCM) is also referred to as the Lowest Common Multiple (LCM) and Least Common Divisor (LCD). For two integers a and b, denoted LCM(a,b), the LCM is the smallest positive integer that is evenly divisible by both...