Decimal Multi-Digit Multiplication

Front

What is decimal multiplication?

Back

Decimal multiplication is the process of multiplying numbers that have decimal points. It involves aligning the numbers, ignoring the decimal points during multiplication, and then placing the decimal point in the product based on the total number of decimal places in the factors.

Front

How do you place the decimal in a multiplication problem?

Back

To place the decimal in a multiplication problem, first multiply the numbers as if they were whole numbers. Then, count the total number of decimal places in both factors. The decimal point in the product should be placed so that it has the same number of decimal places.

Front

What is the product of 9.34 and 181.2?

Back

The product of 9.34 and 181.2 is 1692.408.

Front

What is 6.13 multiplied by 4?

Back

6.13 multiplied by 4 equals 24.52.

Front

What is 4.3 times 83?

Back

4.3 times 83 equals 356.9.

Front

What is the result of multiplying 3.9 by 2.6?

Back

The result of multiplying 3.9 by 2.6 is 10.14.

Front

What is 2.9 multiplied by 3.5?

Back

2.9 multiplied by 3.5 equals 10.15.

Front

What is the first step in multiplying decimals?

Back

The first step in multiplying decimals is to ignore the decimal points and multiply the numbers as if they were whole numbers.

Front

How do you determine the number of decimal places in the product?

Back

To determine the number of decimal places in the product, count the total number of decimal places in both of the original numbers being multiplied.

Front

What is the importance of aligning decimal points in multiplication?

Back

Aligning decimal points is important to ensure that the decimal places are correctly accounted for in the final product.