Arrays

Front

What is an array in mathematics?

Back

An array is a way to organize objects, numbers, or symbols 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

If an array has 5 rows and 3 columns, what is the equation to find the total?

Back

5 x 3 = 15.

Tags

CCSS.3.OA.A.1

Front

If an array has 3 rows and 4 columns, what is the equation to find the total?

Back

3 x 4 = 12.

Tags

CCSS.3.OA.A.1

Front

How many rows are in an array with 4 rows of 5?

Back

4.

Tags

CCSS.2.OA.C.4

Front

How many columns are in an array with 2 rows of 6?

Back

6.

Tags

CCSS.3.OA.A.1

Front

What does each number in an array represent?

Back

Each number represents the count of items in that row or column.

Tags

CCSS.2.OA.C.4

Front

If there are 3 rows of 4, how many total items are there?

Back

12 items (3 x 4 = 12).

Tags

CCSS.3.OA.A.1

Front

What is the difference between rows and columns in an array?

Back

Rows run horizontally, while columns run vertically.

Tags

CCSS.3.OA.A.1

Front

If an array has 4 rows and 2 columns, how many items are there?

Back

8 items (4 x 2 = 8).

Tags

CCSS.3.OA.A.1