Arrays

Front

What is an array?

Back

An array is a way to organize items in rows and columns.

Tags

CCSS.3.OA.A.1

Front

How many rows are in this array?

Back

An array can have multiple rows, like 3 rows.

Tags

CCSS.2.OA.C.4

Front

Which one goes up and down, top to bottom?

Back

Columns go up and down.

Front

Which one goes across?

Back

Rows go across.

Front

What is circled in the array?

Back

A column is circled in the array.

Tags

CCSS.3.OA.A.1

Front

What does a row represent in an array?

Back

A row represents a horizontal line of items.

Tags

CCSS.2.OA.C.4

Front

What does a column represent in an array?

Back

A column represents a vertical line of items.

Tags

CCSS.2.OA.C.4

Front

If an array has 4 rows and 4 columns, how many items are there?

Back

There are 16 items in total (4x4=16).

Tags

CCSS.3.OA.A.1

Front

What is the number model for a 4x4 array?

Back

4+4+4+4=16.

Tags

CCSS.2.OA.C.4

Front

How do you count items in a column?

Back

Count from the top to the bottom.