Arrays

Front

What is an array?

Back

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

Tags

CCSS.3.OA.A.1

Front

How do you find the number of rows in an array?

Back

Count the horizontal lines of items.

Tags

CCSS.2.OA.C.4

Front

How do you find the number of columns in an array?

Back

Count the vertical lines of items.

Tags

CCSS.2.OA.C.4

Front

What does the multiplication equation for an array represent?

Back

It shows the total number of items in the array by multiplying rows by columns.

Tags

CCSS.3.OA.A.1

Front

If an array has 3 rows and 4 columns, what is the multiplication equation?

Back

3 X 4

Tags

CCSS.3.OA.A.1

Front

If an array has 5 rows and 2 columns, how many items are there in total?

Back

10 items (5 X 2 = 10).

Tags

CCSS.3.OA.A.1

Front

What is the total number of items in an array with 4 rows and 3 columns?

Back

12 items (4 X 3 = 12).

Tags

CCSS.3.OA.A.1

Front

If an array has 6 rows and 1 column, how many items are there?

Back

6 items (6 X 1 = 6).

Tags

CCSS.3.OA.A.1

Front

What is the multiplication equation for an array with 2 rows and 5 columns?

Back

2 X 5

Tags

CCSS.3.OA.A.1

Front

How many rows are in an array with 5 rows and 3 columns?

Back

5 rows.

Tags

CCSS.3.OA.A.1