Multi-Digit Whole Number 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.

Front

What is a multi-digit whole number?

Back

A multi-digit whole number is a number that has more than one digit and does not include fractions or decimals.

Front

What does the term 'product' mean 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 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 standard algorithm for multiplication?

Back

The standard algorithm involves writing the numbers vertically and multiplying each digit, carrying over as necessary.

Front

How do you multiply by 10, 100, or 1000?

Back

When multiplying by 10, 100, or 1000, you add zeros to the end of the number based on how many zeros are in the multiplier.

Front

What is an example of multiplying a two-digit number by a two-digit number?

Back

For example, 24 x 18 can be solved by breaking it down into (20 + 4) x (10 + 8).

Front

What is the importance of place value in multiplication?

Back

Place value helps determine the value of each digit in a number, which is crucial for accurate multiplication.

Front

What is a common mistake when multiplying multi-digit numbers?

Back

A common mistake is misaligning the numbers or forgetting to carry over when necessary.