####
MA19.2.4
Using concrete and pictorial representations and repeated addition, determine the total number of objects in a rectangular array with up to 5 rows and up to 5 columns.

Using concrete and pictorial representations and repeated addition, determine the total number of objects in a rectangular array with up to 5 rows and up to 5 columns.

### Unpacked Content

## UP:MA19.2.4

### Vocabulary

- Rectangular array
- Rows
- Columns

### Knowledge

- how to use arrays and repeated addition as multiplication strategies.

### Skills

- represent the total number of objects in a rectangular array as the sum of repeated addition.
- choose and apply addition strategies to accurately compute sums for multiple addend problems.

### Understanding

- repeated addition determines the total number of items in a rectangular array.