Multiplication and Addition

Help your class discover the commutative property of addition with this exploration of the addition table. By folding and coloring the table, a symmetry is found that directs students to an understanding of this crucial mathematical...

Transition young mathematicians from using repeated addition to multiplication with this fun, hands-on activity. Using manipulatives and the included game board, students work in pairs modeling repeated addition problems before...

Here is an excellent teaching tool! This presentation would be terrific to use when teaching your young learners about the relationship between multiplication, repeated addition, and arrays. Excellent examples are given, and the text...

Kids love bubbles. In this app, they can practice addition and multiplication facts while popping bubbles.

While young mathematicians are still working to memorize their multiplication facts, teach them how to use repeated addition when solving multiplication problems. The second video in a series models this skill with multiple examples,...

What does baking cupcakes have to do with multiplication? Watch this video and find out as your class learns that multiplication is the repeated addition of equal groups. Properties of multiplication are also introduced with...

Understanding multiplication as the sum of equal sized groups is a big step for young mathematicians. This concept is clearly demonstrated in the first video of this series, as students learn to write multiplication equations to...

Explore yet another use of number lines as young mathematicians learn to answer multiplication problems by skip counting. This problem solving approach is clearly modeled with the examples presented in the third video of this series....

Prior experience with addition of fractions guides young mathematicians as they learn how to multiply fractions by whole numbers. The first video in this two-part series outlines this process with clear explanations and examples....

Learning to recognize friendly numbers is a big step in developing fluency with addition. Looking at multiple real world examples, the instructor models how to rearrange addition number sentences and use friendly numbers to quickly and...