Multiplication Strategies

Front

What is multiplication?

Back

Multiplication is a way to add the same number many times. For example, 3 x 4 means adding 3 four times: 3 + 3 + 3 + 3 = 12.

Front

What does the multiplication sentence 5 x 4 = 20 mean?

Back

It means that if you have 5 groups of 4, the total is 20.

Front

How can you represent multiplication with an array?

Back

An array is a way to organize objects in rows and columns. For example, 2 rows of 4 objects each can be shown as 2 x 4.

Front

What is a strip diagram?

Back

A strip diagram is a visual representation of a multiplication problem, showing groups of equal size.

Front

What is the commutative property of multiplication?

Back

The commutative property states that changing the order of the numbers in a multiplication problem does not change the product. For example, 3 x 4 = 4 x 3.

Front

If there are 9 rocks in each of 5 bags, how can we find the total number of rocks?

Back

We can use multiplication: 9 x 5 = 45.

Front

What does the multiplication sentence 4 x 2 = 8 represent?

Back

It represents having 4 groups of 2, which totals 8.

Front

How do you describe an array with 5 rows and 4 columns?

Back

You can say it has 5 rows and 4 columns.

Front

What is the product of 6 x 3?

Back

The product is 18.

Front

What is the difference between addition and multiplication?

Back

Addition combines numbers to find a total, while multiplication is repeated addition of the same number.