Using arrays can be a useful way to think about multiplication. An array is a rectangular arrangement of objects in which all rows have the same number of objects. In a multiplication sentence, the first factor is the number of rows in the array.
Array #1
Here is an array with 3 rows of 6.
Here is an array with 6 rows of 3.
Here is an array with 1 row of 4.
Here is an array with 4 rows of 1.
Here is an array with 5 rows of 5.
Here is an array with 4 rows of 8.