Arrays

Front

What is an array?

Back

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

Front

How can you represent repeated addition with an array?

Back

You can represent repeated addition by adding the number of items in each row together.

Front

What does the multiplication expression 3 x 4 mean?

Back

It means there are 3 rows with 4 items in each row, totaling 12 items.

Front

What is the relationship between multiplication and arrays?

Back

Multiplication can be used to find the total number of items in an array by multiplying the number of rows by the number of columns.

Front

If an array has 5 rows and 3 columns, what is the multiplication expression?

Back

The multiplication expression is 5 x 3.

Front

What is the total number of items in an array with 4 rows and 4 columns?

Back

The total number of items is 16, calculated as 4 x 4.

Front

How do you write a repeated addition sentence for an array with 3 rows of 5?

Back

The repeated addition sentence is 5 + 5 + 5 = 15.

Front

What does the multiplication expression 4 x 5 represent?

Back

It represents an array with 4 rows and 5 columns, totaling 20 items.

Front

If you have an array of 6 rows and 2 columns, what is the total?

Back

The total is 12, calculated as 6 x 2.

Front

What is the equation for an array with 3 rows of 4?

Back

The equation is 3 x 4 = 12.