Multiplication Arrays

Front

What is an array in multiplication?

Back

An array is a way to organize objects in rows and columns to show multiplication. For example, 3 rows of 4 apples each can be shown as an array.

Front

How do you write a multiplication sentence for an array?

Back

You write a multiplication sentence by multiplying the number of rows by the number of columns. For example, 3 rows of 4 is written as 3 x 4.

Front

What does the multiplication symbol (x) mean?

Back

The multiplication symbol (x) means to add a number to itself a certain number of times. For example, 3 x 4 means 3 added together 4 times.

Front

If you have 2 rows of 5, how many total objects do you have?

Back

You have 10 objects. This is because 2 x 5 = 10.

Front

What is the product of 4 and 3?

Back

The product of 4 and 3 is 12. This means 4 added together 3 times equals 12.

Front

Can you show 5 x 2 using an array?

Back

Yes! You can show it as 5 rows with 2 objects in each row.

Front

What is a row in an array?

Back

A row in an array is a horizontal line of objects. For example, in a 3 x 4 array, there are 3 rows.

Front

What is a column in an array?

Back

A column in an array is a vertical line of objects. For example, in a 3 x 4 array, there are 4 columns.

Front

How can you count the total in an array?

Back

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

Front

What is the difference between addition and multiplication?

Back

Addition combines numbers to find a total, while multiplication is repeated addition.