Arrays

Front

What is an array in math?

Back

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

Tags

CCSS.3.OA.A.1

Front

How do you represent 3 x 4 using repeated addition?

Back

3 + 3 + 3 + 3 = 12.

Tags

CCSS.3.OA.A.1

Front

What does the multiplication sentence 5 x 2 mean?

Back

It means you have 5 groups of 2, which is 2 + 2 + 2 + 2 + 2 = 10.

Tags

CCSS.3.OA.A.1

Front

What is the repeated addition for 6 x 3?

Back

6 + 6 + 6 = 18.

Tags

CCSS.3.OA.A.1

Front

If you have 4 rows of 5 apples, how many apples do you have in total?

Back

4 x 5 = 20 apples.

Tags

CCSS.2.OA.C.3

Front

What is the number model for a rectangular array with 2 rows and 3 columns?

Back

2 + 2 + 2 = 6.

Tags

CCSS.2.OA.C.4

Front

How can you show 7 x 2 with an array?

Back

You can have 7 rows with 2 objects in each row.

Tags

CCSS.3.OA.A.1

Front

What is the total when you add 4 + 4 + 4 + 4?

Back

The total is 16.

Tags

CCSS.2.OA.C.4

Front

What does 8 x 1 equal?

Back

It equals 8, because you have 8 groups of 1.

Tags

CCSS.3.OA.C.7

Front

How do you write 5 x 5 using repeated addition?

Back

5 + 5 + 5 + 5 + 5 = 25.

Tags

CCSS.3.OA.A.1