Multiplication

Front

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 one of the four basic operations in arithmetic.

Front

What is the product of 5 and 8?

Back

The product of 5 and 8 is 40.

Front

If Mrs. Shipe bought 10 bags of candy with 10 pieces in each bag, how do you calculate the total number of pieces?

Back

To calculate the total number of pieces, multiply the number of bags (10) by the number of pieces in each bag (10): 10 x 10 = 100.

Front

What are factors in multiplication?

Back

Factors are numbers that are multiplied together to get a product. For example, in the multiplication 12 x 15, both 12 and 15 are factors.

Front

What is the best way to estimate Cindy's yearly earnings if she earns $27 a week?

Back

To estimate Cindy's yearly earnings, multiply her weekly earnings ($27) by the number of weeks in a year (52): 27 x 52 = approximately $1,404.

Front

How do you find the product of two numbers?

Back

To find the product of two numbers, you multiply them together using the multiplication operation.

Front

What is the significance of the number 180 in the context of factors?

Back

The number 180 can be expressed as a product of its factors, such as 12 and 15, which means that 12 x 15 = 180.

Front

How can you estimate large products, such as 276 boxes of Skittles with 72 Skittles in each?

Back

To estimate large products, round the numbers to the nearest ten or hundred and then multiply. For example, round 276 to 300 and 72 to 70, then calculate 300 x 70 = 21,000.

Front

What is the formula for calculating the total number of items when given bags and items per bag?

Back

The formula is: Total items = Number of bags x Items per bag.

Front

What is the relationship between multiplication and addition?

Back

Multiplication is a form of repeated addition. For example, 4 x 3 is the same as adding 4 three times: 4 + 4 + 4.