Decimal operations

Front

What is a decimal?

Back

A decimal is a fraction expressed in a special form. It uses a decimal point to separate the whole number part from the fractional part.

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 value of 0.6 divided by 5?

Back

0.12

Front

How do you add decimals?

Back

To add decimals, align the numbers by the decimal point and add as you would whole numbers, placing the decimal point in the sum directly below the other decimal points.

Front

What is the cost of 1.4 pounds of steak at $4.50 per pound?

Back

$6.30

Front

What is the change from $40 after buying a book for $21.62?

Back

$18.38

Front

What is the result of 2.39 multiplied by 4.37?

Back

10.4443

Front

How do you subtract decimals?

Back

To subtract decimals, align the numbers by the decimal point and subtract as you would whole numbers, placing the decimal point in the difference directly below the other decimal points.

Front

What is the total revenue from selling 6000 bushels of cotton at $3.55 each?

Back

$21,300.00

Front

What is the process for dividing decimals?

Back

To divide decimals, move the decimal point in the divisor to make it a whole number, and move the decimal point in the dividend the same number of places. Then divide as you would whole numbers.