Arrays

Front

What is an array?

Back

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

Front

What goes up and down in an array?

Back

Columns go up and down.

Front

What goes side to side in an array?

Back

Rows go side to side.

Front

How do you find the total number of items in an array?

Back

You can find the total by multiplying the number of rows by the number of columns.

Front

What is repeated addition?

Back

Repeated addition is adding the same number several times, like 3 + 3 + 3.

Front

If an array has 3 rows and 4 columns, how many items are there?

Back

There are 12 items (3 x 4 = 12).

Front

What is the repeated addition for an array with 4 rows of 3?

Back

4 + 4 + 4 = 12.

Front

What is the repeated addition for an array with 5 rows of 5?

Back

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

Front

How many columns are in an array with 5 columns?

Back

There are 5 columns.

Front

What is the total of 3 + 3 + 3 + 3?

Back

The total is 12.