Multiplication

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What is multiplication?

Back

Multiplication is a mathematical operation that represents the process of adding a number to itself a certain number of times. It is often referred to as repeated addition.

Tags

CCSS.3.OA.A.1

Front

How do you calculate the total number of items in packs?

Back

To calculate the total number of items in packs, multiply the number of packs by the number of items in each pack. For example, if there are 8 packs of 9 items each, the total is 8 x 9 = 72.

Tags

CCSS.3.OA.A.3

Front

What is the result of doubling a number?

Back

Doubling a number means multiplying it by 2. For example, if you double $5, you get $10.

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CCSS.3.OA.D.9

Front

How do you find the total number of wheels on bicycles?

Back

To find the total number of wheels on bicycles, multiply the number of bicycles by the number of wheels each bicycle has. For example, 9 bicycles with 2 wheels each have a total of 9 x 2 = 18 wheels.

Tags

CCSS.3.OA.A.3

Front

What is a way to represent the multiplication fact 2 x 6?

Back

The multiplication fact 2 x 6 can be represented as 2 groups of 6, or 6 + 6. It cannot be represented as 6 + 6 + 6 + 6, which equals 24.

Tags

CCSS.3.OA.A.1

Front

How do you calculate the total cost for multiple people?

Back

To calculate the total cost for multiple people, multiply the cost per person by the number of people. For example, if tickets cost $2 each and there are 4 people, the total cost is 4 x 2 = $8.

Tags

CCSS.3.OA.A.3

Front

What is the associative property of multiplication?

Back

The associative property of multiplication states that the way in which numbers are grouped in multiplication does not change the product. For example, (2 x 3) x 4 = 2 x (3 x 4).

Tags

CCSS.3.OA.B.5

Front

What is the commutative property of multiplication?

Back

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

Tags

CCSS.3.OA.B.5

Front

What is repeated addition?

Back

Repeated addition is the process of adding the same number multiple times, which is equivalent to multiplication. For example, 4 + 4 + 4 = 3 x 4.

Tags

CCSS.3.OA.A.1

Front

How can you represent multiplication using arrays?

Back

Multiplication can be represented using arrays by arranging objects in rows and columns. For example, 3 rows of 4 objects each represent 3 x 4.

Tags

CCSS.3.OA.A.1