Multiplying 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 23, 456, or 1,234.

Front

What does it mean to multiply a number by 10?

Back

Multiplying a number by 10 shifts all digits one place to the left, adding a zero at the end. For example, 5 x 10 = 50.

Front

What is the product of 539 and 8?

Back

4,312

Front

What is the product of 409 and 6?

Back

2,454

Front

What is the product of 342 and 8?

Back

2,736

Front

What is the product of 65 and 65?

Back

4,225

Front

What is the product of 4,250 and 5?

Back

21,250

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.