Double Digit Multiplication

Front

What is double digit multiplication?

Back

Double digit multiplication refers to the process of multiplying two numbers, each consisting of two digits.

Front

How do you multiply two double-digit numbers?

Back

To multiply two double-digit numbers, you can use the standard algorithm, which involves multiplying each digit of the first number by each digit of the second number and then adding the results.

Front

What is the product of 19 and 25?

Back

The product of 19 and 25 is 475.

Front

What is the product of 17 and 44?

Back

The product of 17 and 44 is 748.

Front

What is the product of 18 and 20?

Back

The product of 18 and 20 is 360.

Front

What is the product of 11 and 50?

Back

The product of 11 and 50 is 550.

Front

What is the product of 20 and 20?

Back

The product of 20 and 20 is 400.

Front

What is the standard algorithm for double digit multiplication?

Back

The standard algorithm involves multiplying the ones place of the second number by the first number, then the tens place, and adding the results appropriately.

Front

What is the importance of place value in double digit multiplication?

Back

Place value is crucial in double digit multiplication as it determines the value of each digit in the numbers being multiplied.

Front

How can you check your work after performing double digit multiplication?

Back

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