4-by-1 Digit Multiplication

Front

What is multiplication?

Back

Multiplication is a mathematical operation that represents the repeated addition of a number. For example, 4 x 3 means adding 4 three times (4 + 4 + 4).

Front

What does a 4-digit number look like?

Back

A 4-digit number is a number that has four digits, ranging from 1,000 to 9,999.

Front

What does a 1-digit number look like?

Back

A 1-digit number is a number that has only one digit, ranging from 0 to 9.

Front

How do you multiply a 4-digit number by a 1-digit number?

Back

To multiply a 4-digit number by a 1-digit number, multiply each digit of the 4-digit number by the 1-digit number, starting from the rightmost digit, and carry over any values as needed.

Front

What is the product of 1,635 and 9?

Back

The product of 1,635 and 9 is 14,715.

Front

What is the product of 4,312 and 4?

Back

The product of 4,312 and 4 is 17,248.

Front

What is the product of 7,912 and 8?

Back

The product of 7,912 and 8 is 63,296.

Front

What is the product of 4,123 and 6?

Back

The product of 4,123 and 6 is 24,738.

Front

What is the product of 2,334 and 6?

Back

The product of 2,334 and 6 is 14,004.

Front

What is carrying in multiplication?

Back

Carrying in multiplication is when the result of multiplying two digits exceeds 9, and you carry over the extra value to the next left digit.