Third Grade Review 3.OA's

Front

What is multiplication?

Back

Multiplication is a way to add a number to itself a certain number of times. For example, 3 x 4 means adding 3 four times: 3 + 3 + 3 + 3.

Front

What does the multiplication statement 4 x 3 = 12 represent?

Back

It represents that if you have 4 groups of 3, the total is 12.

Front

What is repeated addition?

Back

Repeated addition is adding the same number multiple times. For example, 3 + 3 + 3 + 3 is the same as 4 x 3.

Front

How can you express 3 + 3 + 3 + 3 + 3 using multiplication?

Back

You can express it as 3 x 5.

Front

What is an array in multiplication?

Back

An array is a visual representation of multiplication using rows and columns. For example, 4 rows of 3 items each.

Front

What is the product of 2 x 6?

Back

The product is 12.

Front

What does the multiplication statement 3 x 3 = 9 mean?

Back

It means that if you have 3 groups of 3, the total is 9.

Front

What is the relationship between multiplication and division?

Back

Multiplication is the opposite of division. If 4 x 2 = 8, then 8 ÷ 2 = 4.

Front

What is the commutative property of multiplication?

Back

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

Front

What is the associative property of multiplication?

Back

The associative property states that when multiplying three or more numbers, the way in which they are grouped does not change the product. For example, (2 x 3) x 4 = 2 x (3 x 4).