Equal Groups and Arrays

Front

What is an equal group?

Back

An equal group is a set of items that are the same in number. For example, if you have 4 groups of 2 apples, each group has the same number of apples.

Tags

CCSS.2.OA.C.3

Front

What is an array?

Back

An array is a way to arrange objects in rows and columns. For example, 3 rows of 4 apples can be shown as an array.

Tags

CCSS.3.OA.A.1

Front

What does multiplication mean?

Back

Multiplication is a way to add the same number many times. For example, 3 x 4 means adding 4 three times: 4 + 4 + 4.

Tags

CCSS.3.OA.A.1

Front

What is the multiplication sentence for 3 rows of 5?

Back

The multiplication sentence is 3 x 5 = 15.

Tags

CCSS.3.OA.A.1

Front

How do you find the total number of items in equal groups?

Back

To find the total, multiply the number of groups by the number of items in each group.

Tags

CCSS.2.OA.C.3

Front

What is the multiplication equation for 4 groups of 2?

Back

The multiplication equation is 4 x 2 = 8.

Tags

CCSS.3.OA.A.1

Front

If I have 5 shelves with 3 books on each shelf, how many books do I have?

Back

You have 5 x 3 = 15 books.

Tags

CCSS.3.OA.A.3

Front

What is the multiplication sentence for 2 rows of 4?

Back

The multiplication sentence is 2 x 4 = 8.

Tags

CCSS.3.OA.A.1

Front

What does 5 x 5 equal?

Back

5 x 5 = 25.

Tags

CCSS.3.OA.C.7

Front

How can you represent 3 x 4 using an array?

Back

You can represent it as 3 rows of 4 items each.

Tags

CCSS.3.OA.A.1