Multiplying 3 Digit by 1 Digit Whole Numbers With Regrouping

Front

What is regrouping in multiplication?

Back

Regrouping in multiplication is when you carry over a value to the next column when the product of a digit exceeds 9.

Front

How do you multiply a 3-digit number by a 1-digit number?

Back

To multiply a 3-digit number by a 1-digit number, multiply each digit of the 3-digit number by the 1-digit number, starting from the rightmost digit, and regroup if necessary.

Front

What is the first step in multiplying 345 by 6?

Back

The first step is to multiply the digit in the ones place (5) by 6.

Front

What do you do if the product of a digit is greater than 9?

Back

If the product is greater than 9, you write down the ones place and carry over the tens place to the next column.

Front

Multiply 234 by 3. What is the answer?

Back

234 x 3 = 702.

Front

What is the value of the digit in the hundreds place in 456?

Back

The value of the digit in the hundreds place in 456 is 400.

Front

When multiplying 3-digit numbers, what should you always remember to do?

Back

Always remember to align the numbers by place value and regroup when necessary.

Front

What is the product of 123 and 4?

Back

123 x 4 = 492.

Front

How do you check your multiplication answer?

Back

You can check your multiplication answer by using addition: add the product to itself the number of times indicated by the 1-digit multiplier.

Front

What does the term 'product' mean in multiplication?

Back

The term 'product' refers to the result of multiplying two or more numbers together.