Arrays

Front

What is an array?

Back

An array is a way to organize objects in rows and columns.

Front

How do you find the total number in an array?

Back

You can find the total by adding the number of objects in each row.

Front

What does repeated addition mean?

Back

Repeated addition means adding the same number several times.

Front

If there are 5 rows with 5 objects in each row, how many objects are there in total?

Back

5 + 5 + 5 + 5 + 5 = 25.

Front

What is a row in an array?

Back

A row is a horizontal line of objects.

Front

What is a column in an array?

Back

A column is a vertical line of objects.

Front

How many columns are in this array: 2 rows and 4 objects in each row?

Back

There are 4 columns.

Front

What is the repeated addition for 3 rows of 2 objects?

Back

2 + 2 + 2 = 6.

Front

If an array has 4 rows and 3 objects in each row, what is the total?

Back

4 + 4 + 4 = 12.

Front

What is the difference between rows and columns?

Back

Rows go side to side, columns go up and down.