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

How many weeks are in a year?

Back

There are 52 weeks in a year.

Front

If a person is 9 years old, how do you calculate their age in weeks?

Back

To calculate age in weeks, multiply the number of years by the number of weeks in a year: Age in weeks = Age in years x 52.

Front

What is the product of 80 and 5000?

Back

The product of 80 and 5000 is 400,000.

Front

What strategy can be used to solve multiplication problems?

Back

Common strategies include repeated addition, using arrays, the distributive property, and breaking numbers into smaller, more manageable parts.

Front

How do you solve 5,432 x 8 using the standard algorithm?

Back

Multiply 5,432 by 8 using the standard multiplication algorithm, aligning the numbers by place value and carrying over as needed.

Front

If Linnea uses 35 nails for one birdhouse, how do you find the total number of nails for 24 birdhouses?

Back

Multiply the number of nails per birdhouse by the number of birdhouses: Total nails = 35 nails/birdhouse x 24 birdhouses = 840 nails.

Front

What is the product of 784 and 6?

Back

The product of 784 and 6 is 4,704.

Front

What is the distributive property in multiplication?

Back

The distributive property states that a(b + c) = ab + ac, allowing you to break down complex multiplication into simpler parts.

Front

How can you check your multiplication answer?

Back

You can check your multiplication answer by using the inverse operation (division) or by estimating the product.