Multiplying with decimals

Front

What is a decimal?

Back

A decimal is a fraction whose denominator is a power of ten, represented with a dot (decimal point) separating the whole number from the fractional part.

Front

How do you multiply a decimal by a whole number?

Back

To multiply a decimal by a whole number, multiply as if there are no decimals, then count the total number of decimal places in the numbers being multiplied and place the decimal point in the product accordingly.

Front

What is the product of 1.4 and 12?

Back

The product of 1.4 and 12 is 16.8.

Front

How do you multiply two decimals?

Back

Multiply the numbers as if they were whole numbers, then count the total number of decimal places in both numbers and place the decimal point in the product.

Front

What is 5.95 multiplied by 12?

Back

5.95 multiplied by 12 equals 71.4.

Front

If Joy drinks 4 bottles of water each containing 16.5 fluid ounces, how much water does she drink?

Back

Joy drinks 66 fluid ounces of water per day.

Front

What is 268 multiplied by 1.3?

Back

268 multiplied by 1.3 equals 348.4.

Front

How do you find the total cost of multiple items with the same price?

Back

Multiply the price of one item by the number of items to find the total cost.

Front

What is the total cost of 5 bottles of orange juice at $2.43 each?

Back

The total cost is $12.15.

Front

What is the importance of the decimal point in multiplication?

Back

The decimal point indicates the value of the number and its position affects the final product.