Array Practice

Front

What is an array?

Back

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

Front

What does it mean to count by 2's?

Back

Counting by 2's means adding 2 each time, like 2, 4, 6, 8, 10.

Front

What is the multiplication sentence for 2 rows of 5?

Back

2 x 5 = 10.

Front

How do you find the total in an array with 3 rows and 4 columns?

Back

You multiply the number of rows by the number of columns: 3 x 4 = 12.

Front

What is the equation for a rectangular array with 5 rows of 3?

Back

5 x 3 = 15.

Front

If you have 4 groups of 2, what is the total?

Back

4 x 2 = 8.

Front

What does the term 'factor' mean in multiplication?

Back

A factor is a number that is multiplied by another number.

Front

What is the product of 6 and 3?

Back

6 x 3 = 18.

Front

How can you represent 12 using an array?

Back

You can use 3 rows of 4 or 4 rows of 3.

Front

What is the difference between multiplication and addition?

Back

Multiplication is repeated addition.