Arrays!

Front

What is an array?

Back

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

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 does repeated addition mean?

Back

Repeated addition is adding the same number several times, like 3 + 3 + 3 = 9.

Front

If an array has 2 rows and 4 columns, how many items are there?

Back

2 rows x 4 columns = 8 items.

Front

What is the repeated addition equation for 4 rows of 3?

Back

3 + 3 + 3 + 3 = 12.

Front

How many columns are in an array with 8 items in 2 rows?

Back

There are 4 columns (8 items ÷ 2 rows = 4 columns).

Front

What is the first step to solve an array problem?

Back

Identify the number of rows and columns.

Front

If you have 5 rows of 2, what is the total?

Back

5 rows x 2 = 10.

Front

What is an example of an array?

Back

A grid of apples arranged in rows and columns.

Front

How can you represent an array with numbers?

Back

You can use a multiplication equation, like 3 x 4 = 12.