Multiplying and Dividing Decimal Numbers

Front

What is a decimal number?

Back

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

Front

How do you multiply decimal numbers?

Back

To multiply decimal numbers, multiply them as if they were whole numbers, then place the decimal point in the product by counting the total number of decimal places in both factors.

Front

What is the product of 2.39 and 4.37?

Back

10.4443

Front

How do you divide decimal numbers?

Back

To divide decimal numbers, move the decimal point in the divisor to make it a whole number, then move the decimal point in the dividend the same number of places. Divide as usual.

Front

What is the quotient of 5.69 divided by 7.8 rounded to the nearest tenth?

Back

0.7

Front

If Jackie rode her bike 8.54 miles around the park 4 times, how do you find the total distance?

Back

Multiply 8.54 by 4 to find the total distance.

Front

What is the cost to clean 4 dresses at $1.79 each and 1 suit at $8.25?

Back

$15.41

Front

What is the value of 30.5 divided by 5?

Back

6.1

Front

How do you round a decimal to the nearest tenth?

Back

Look at the hundredths place; if it is 5 or more, round up the tenths place by one. If it is less than 5, keep the tenths place the same.

Front

What is the importance of placing the decimal correctly in multiplication?

Back

Placing the decimal correctly ensures that the value of the product is accurate and reflects the scale of the numbers being multiplied.