Multiply Decimals

Front

What is a decimal?

Back

A decimal is a number that includes a decimal point, which separates the whole number part from the fractional part. For example, 3.14 is a decimal.

Front

How do you multiply decimals?

Back

To multiply decimals, 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 accordingly.

Front

What is the product of 2.5 and 4?

Back

The product of 2.5 and 4 is 10.

Front

What is the product of 0.6 and 0.3?

Back

The product of 0.6 and 0.3 is 0.18.

Front

How do you round a decimal to the nearest cent?

Back

To round a decimal to the nearest cent, look at the third decimal place. If it is 5 or more, round up the second decimal place by one. If it is less than 5, keep the second decimal place the same.

Front

What is the area of a rectangle?

Back

The area of a rectangle is found by multiplying its length by its width. For example, if a rectangle is 5.5 feet long and 3.2 feet wide, the area is 5.5 × 3.2 = 17.6 square feet.

Front

What is the cost of 10.5 gallons of gas at $2.89 per gallon?

Back

The cost is $30.35.

Front

If Mr. Murphy bought 3.4 pounds of chicken at $3.79 per pound, how much did he spend?

Back

Mr. Murphy spent $12.89.

Front

What is the total area of a wall that is 9.5 feet tall and 13.5 feet wide?

Back

The total area is 128.25 square feet.

Front

What is the product of 3.459 and 100?

Back

The product is 345.9.