Equal Groups and Arrays

Front

What are equal groups?

Back

Equal groups are groups that have the same number of items in each.

Tags

CCSS.2.OA.C.3

Front

What is an array?

Back

An array is a group of shapes or objects arranged in rows and columns.

Tags

CCSS.3.OA.A.1

Front

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

Back

Multiply the number of rows by the number of columns.

Tags

CCSS.3.OA.A.1

Front

What does repeated addition mean?

Back

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

Tags

CCSS.2.OA.C.4

Front

What is the multiplication equation for 4 groups of 7?

Back

4 x 7 = 28.

Tags

CCSS.3.OA.A.1

Front

What is the multiplication equation for 3 groups of 5?

Back

3 x 5 = 15.

Tags

CCSS.3.OA.A.1

Front

If there are 3 equal groups of 3, how many items are there in total?

Back

There are 9 items in total (3 x 3 = 9).

Tags

CCSS.2.OA.C.3

Front

What is the relationship between arrays and multiplication?

Back

Arrays can be used to visualize multiplication problems.

Tags

CCSS.4.NBT.B.5

Front

How can you represent 12 using repeated addition?

Back

12 can be represented as 3 + 3 + 3 + 3.

Tags

CCSS.2.OA.C.4

Front

What is the equation for 5 groups of 3?

Back

5 x 3 = 15.

Tags

CCSS.2.OA.C.3