Arrays

Front

What is an array in mathematics?

Back

An array is a systematic arrangement of objects, usually in rows and columns, that helps in visualizing multiplication and repeated addition.

Tags

CCSS.4.NBT.B.5

Front

How can repeated addition be used to represent an array?

Back

Repeated addition can represent an array by adding the number of items in each row multiple times, corresponding to the number of rows.

Tags

CCSS.2.OA.C.4

Front

What is the relationship between arrays and multiplication?

Back

Arrays provide a visual representation of multiplication, where the number of rows multiplied by the number of items in each row equals the total number of items.

Tags

CCSS.3.OA.A.1

Front

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

Back

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

Tags

CCSS.2.OA.C.4

Front

What is the repeated addition sentence for an array with 5 rows of 2 items each?

Back

The repeated addition sentence is 2 + 2 + 2 + 2 + 2 = 10.

Tags

CCSS.2.OA.C.4

Front

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

Back

To determine the total number of items in an array, multiply the number of rows by the number of items in each row.

Tags

CCSS.3.OA.A.1

Front

What is the repeated addition sentence for an array with 3 rows of 4 items each?

Back

The repeated addition sentence is 4 + 4 + 4 = 12.

Tags

CCSS.2.OA.C.4

Front

How can you visualize multiplication using an array?

Back

You can visualize multiplication using an array by arranging objects in rows and columns, where the number of rows represents one factor and the number of items in each row represents the other factor.

Tags

CCSS.3.OA.A.1

Front

What is the total number of items in an array with 6 rows of 2 items each?

Back

The total number of items is 6 rows x 2 items = 12 items.

Tags

CCSS.2.OA.C.3

Front

What is the repeated addition sentence for an array with 4 rows of 3 items each?

Back

The repeated addition sentence is 3 + 3 + 3 + 3 = 12.

Tags

CCSS.2.OA.C.4