Students describe the same array based on the number of objects and columns and as the number of objects and rows
A. Explore the concept of rows
B. Explore the concept of columns
C. Identify arrays by the number of columns
D. Identify the number of columns and the objects within them
E. Identify arrays by the number of rows
F. Identify the number of rows and the objects within them
G. Label arrays with the number of rows and columns
H. Compose a repeated addition sentence based on an array's rows
I. Compose a repeated addition sentence based on an array's columns
J. Represent arrays as their number of rows and objects and as repeated addition sentences