Multiply Multi-Digit Numbers

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.

Front

What is a multi-digit number?

Back

A multi-digit number is a number that has two or more digits, such as 10, 256, or 1,234.

Front

What does it mean to round a number?

Back

Rounding a number means adjusting it to the nearest specified place value, making it simpler to work with.

Front

What is the product in multiplication?

Back

The product is the result of multiplying two or more numbers together.

Front

How do you multiply a two-digit number by a one-digit number?

Back

Multiply the one-digit number by each digit of the two-digit number, starting from the right, and then add the results.

Front

What is the area model in multiplication?

Back

The area model is a visual representation of multiplication that breaks numbers into parts to simplify the calculation.

Front

How do you estimate the product of two numbers?

Back

To estimate the product, round each number to the nearest ten or hundred and then multiply the rounded numbers.

Front

What is the distributive property of multiplication?

Back

The distributive property states that a(b + c) = ab + ac, meaning you can distribute the multiplication over addition.

Front

What is the difference between a factor and a product?

Back

A factor is a number that is multiplied by another number to get a product.

Front

How can you check your multiplication answer?

Back

You can check your multiplication answer by using the inverse operation, which is division.