Repeated Addition and Arrays

Front

What is repeated addition?

Back

Repeated addition is the process of adding the same number multiple times, which can be used to represent multiplication.

Tags

CCSS.3.OA.A.1

Front

How can repeated addition be represented visually?

Back

Repeated addition can be represented using arrays, where rows and columns show the groups being added together.

Tags

CCSS.2.OA.C.4

Front

What is the relationship between repeated addition and multiplication?

Back

Repeated addition is a way to express multiplication; for example, 4 + 4 + 4 = 12 can be expressed as 3 x 4 = 12.

Tags

CCSS.3.OA.A.1

Front

How do you write a repeated addition sentence for an array with 4 rows and 5 columns?

Back

The repeated addition sentence would be 5 + 5 + 5 + 5 = 20.

Tags

CCSS.2.OA.C.4

Front

What does the number of rows in an array represent?

Back

The number of rows in an array represents how many groups of items are being added together.

Tags

CCSS.2.OA.C.4

Front

If an array has 3 rows of 4, what is the total number of items?

Back

The total number of items is 3 x 4 = 12.

Tags

CCSS.3.OA.A.1

Front

How do you determine the total from a repeated addition sentence?

Back

You add all the numbers in the repeated addition sentence together to find the total.

Tags

CCSS.2.OA.C.4

Front

What is an example of a repeated addition sentence for an array with 4 rows of 3?

Back

An example would be 3 + 3 + 3 + 3 = 12.

Tags

CCSS.2.OA.C.4

Front

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

Back

The number of columns can be found by counting the number of items in one row.

Tags

CCSS.2.OA.C.4

Front

What is the total number of items in an array with 4 rows and 2 columns?

Back

The total number of items is 4 x 2 = 8.

Tags

CCSS.3.OA.A.1