3rd Grade-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 of items in an array?

Back

Multiply the number of rows by the number of columns.

Front

What does repeated addition mean?

Back

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

Front

What is the multiplication sentence for 4 rows of 3?

Back

4 x 3 = 12.

Front

How many rows are in a 3 x 5 array?

Back

There are 3 rows.

Front

How many columns are in a 4 x 2 array?

Back

There are 2 columns.

Front

What direction do columns go in an array?

Back

Columns go up and down.

Front

What direction do rows go in an array?

Back

Rows go across.

Front

What is the repeated addition for 5 x 2?

Back

5 + 5 = 10.

Front

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

Back

4 x 6 = 24.