Arrays

Front

What is an array?

Back

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

Front

Which direction do columns go?

Back

Columns go up and down.

Front

Which direction do rows go?

Back

Rows go side to side.

Front

How many columns are in this array?

Back

Count the vertical lines of items.

Front

How many rows are in this array?

Back

Count the horizontal lines of items.

Front

What does repeated addition mean?

Back

Adding the same number multiple times.

Front

What is the equation for 5 added together 5 times?

Back

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

Front

What is a column in an array?

Back

A column is a vertical line of items.

Front

What is a row in an array?

Back

A row is a horizontal line of items.

Front

If there are 4 rows and 3 items in each row, how many items are there in total?

Back

4 rows x 3 items = 12 items.