Arrays and Equal Groups

Front

What is an array?

Back

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

Tags

CCSS.3.OA.A.1

Front

What does 2 x 3 mean?

Back

It means there are 2 groups of 3, which equals 6.

Tags

CCSS.3.OA.A.1

Front

How do you find the total in an array?

Back

Multiply the number of rows by the number of items in each row.

Tags

CCSS.3.OA.A.1

Front

What is the multiplication equation for 4 rows of 3?

Back

4 x 3 = 12.

Tags

CCSS.3.OA.A.1

Front

If there are 6 rows of 2, how many total items are there?

Back

6 x 2 = 12.

Tags

CCSS.3.OA.A.1

Front

What does 3 x 4 equal?

Back

3 x 4 = 12.

Tags

CCSS.3.OA.C.7

Front

How can you represent 12 using equal groups?

Back

You can have 4 groups of 3 or 3 groups of 4.

Tags

CCSS.2.OA.C.4

Front

What is the total number of items in an array with 5 rows and 2 items in each row?

Back

5 x 2 = 10.

Tags

CCSS.3.OA.A.1

Front

If you have 3 rows of 5, what is the multiplication equation?

Back

3 x 5 = 15.

Tags

CCSS.3.OA.A.1

Front

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

Back

Rows go horizontally, while columns go vertically.

Tags

CCSS.3.OA.A.1