Array Practice

Front

What is an array?

Back

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

Tags

CCSS.3.OA.A.1

Front

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

Back

You can find the total by multiplying the number of rows by the number of columns.

Tags

CCSS.3.OA.A.1

Front

What does repeated addition mean?

Back

Repeated addition is adding the same number multiple times, like 4+4+4+4.

Tags

CCSS.2.OA.C.4

Front

If an array has 5 rows and 4 columns, how many items are there?

Back

5 rows x 4 columns = 20 items.

Tags

CCSS.2.OA.C.4

Front

What is the repeated addition for an array with 6 rows of 4?

Back

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

Tags

CCSS.2.OA.C.4

Front

How many rows are in an array with 20 items and 4 columns?

Back

20 items ÷ 4 columns = 5 rows.

Tags

CCSS.3.OA.A.2

Front

What is the number model for an array with 3 rows of 5?

Back

3 + 3 + 3 + 3 + 3 = 15.

Tags

CCSS.2.OA.C.4

Front

How do you count the columns in an array?

Back

Count how many objects are in each row.

Tags

CCSS.2.OA.C.4

Front

What is the total number of items in an array with 2 rows of 8?

Back

2 rows x 8 columns = 16 items.

Tags

CCSS.2.OA.C.4

Front

If there are 4 columns and each column has 3 items, how many items are there in total?

Back

4 columns x 3 items = 12 items.

Tags

CCSS.3.OA.A.3