Arrays

Front

What is an array?

Back

An array is a collection of items arranged in rows and columns.

Front

What does repeated addition mean?

Back

Repeated addition is adding the same number multiple times, which can also be represented as multiplication.

Front

How can you represent 5 + 5 + 5 + 5 + 5 using multiplication?

Back

5 x 5 = 25.

Front

What is the multiplication sentence for 6 + 6 + 6 + 6 + 6?

Back

5 x 6 = 30.

Front

What does the equation 3 x 4 represent in terms of an array?

Back

It represents an array with 3 rows and 4 columns, totaling 12 items.

Front

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

Back

Multiply the number of rows by the number of columns.

Front

What is the difference between rows and columns in an array?

Back

Rows go across, while columns go up and down.

Front

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

Back

4 x 2 = 8 items.

Front

What is the repeated addition for the array 4 x 3?

Back

4 + 4 + 4 = 12.

Front

How many columns are in an array with the equation 2 x 5?

Back

There are 5 columns.