Arrays

Front

What is an array?

Back

An array is a collection of items arranged in rows and columns.

Front

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

Back

Multiply the number of rows by the number of columns.

Front

What does the equation 3 x 4 = 12 represent in an array?

Back

It represents an array with 3 rows and 4 columns, totaling 12 items.

Front

What is repeated addition?

Back

Repeated addition is adding the same number multiple times, which is the same as multiplication.

Front

How can you represent the array with 3 rows of 4 using addition?

Back

3 + 3 + 3 + 3 = 12.

Front

What is the multiplication sentence for an array with 4 rows and 3 columns?

Back

4 x 3 = 12.

Front

If an array has 12 items and 4 rows, how many items are in each row?

Back

There are 3 items in each row (12 ÷ 4 = 3).

Front

What is the relationship between multiplication and division in arrays?

Back

Multiplication can be used to find the total number of items, while division can be used to find the number of items per row or column.

Front

How can you visualize an array?

Back

You can visualize an array as a grid or a rectangle made up of smaller squares.

Front

What does the term 'rows' refer to in an array?

Back

Rows refer to the horizontal lines of items in an array.