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 repeated addition mean?

Back

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

Tags

CCSS.2.OA.C.4

Front

How can you represent 4 groups of 5?

Back

You can write it as 5 + 5 + 5 + 5 or 4 x 5.

Tags

CCSS.3.OA.A.1

Front

What is the repeated addition for 6 groups of 4?

Back

4 + 4 + 4 + 4 + 4 + 4 = 24.

Tags

CCSS.2.OA.C.4

Front

How do you find the total in an array?

Back

Count the number of rows and multiply by the number of columns.

Tags

CCSS.2.OA.C.4

Front

What is the equation for 3 groups of 2?

Back

2 + 2 + 2 = 6.

Tags

CCSS.2.OA.C.4

Front

If there are 5 rows of 3, how many total?

Back

5 x 3 = 15.

Tags

CCSS.3.OA.A.1

Front

What is the repeated addition for 2 + 2 + 2 + 2?

Back

It equals 8.

Tags

CCSS.2.OA.C.4

Front

How many columns are in an array with 5 rows and 4 columns?

Back

There are 4 columns.

Tags

CCSS.3.OA.A.1

Front

What is the repeated addition for 4 + 4 + 4 + 4 + 4?

Back

It equals 20.

Tags

CCSS.2.OA.C.4