Repeated Addition
What is multiplication?
Repeated addition.
What is a factor?
One of the numbers being multiplied together in a multiplication problem.
What is the commutative property of multiplication?
The factors can be in any order, and you will always find the same product.
When looking at an array, how do you know which factor is which in the multiplication sentence?
The number of rows determine the first factor. The number in each row determines the second factor.