Arrays

Front

What is an array in mathematics?

Back

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

Tags

CCSS.3.OA.A.1

Front

How do you write a multiplication sentence for an array with 4 rows and 2 columns?

Back

4 x 2 = 8

Tags

CCSS.3.OA.A.1

Front

What multiplication sentence does an array with 5 rows and 3 columns represent?

Back

5 x 3 = 15

Tags

CCSS.3.OA.A.1

Front

If an array has 3 rows and 4 columns, what is the multiplication sentence?

Back

3 x 4 = 12

Tags

CCSS.3.OA.A.1

Front

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

Back

6 x 2 = 12

Tags

CCSS.3.OA.A.1

Front

How can 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

What multiplication sentence does an array with 4 rows and 5 columns represent?

Back

4 x 5 = 20

Tags

CCSS.3.OA.A.1

Front

If you have an array with 2 rows and 6 columns, what is the multiplication sentence?

Back

2 x 6 = 12

Tags

CCSS.3.OA.A.1

Front

What is the result of 5 x 7?

Back

35

Tags

CCSS.3.OA.C.7

Front

How do you check if your multiplication sentence is correct using an array?

Back

Count the total number of items in the array and compare it to the result of the multiplication.

Tags

CCSS.4.NBT.B.5