Operations with 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, 3.76 is a decimal.

Front

How do you add decimals?

Back

To add decimals, align the numbers by the decimal point and add as you would with whole numbers, carrying over if necessary.

Front

What is the result of 3.76 + 1.85?

Back

The result is 5.61.

Front

How do you subtract decimals?

Back

To subtract decimals, align the numbers by the decimal point and subtract as you would with whole numbers, borrowing if necessary.

Front

What is the result of 9.54 - 5.89?

Back

The result is 3.65.

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 7.8 and 6.57?

Back

The product is 51.306.

Front

How do you divide 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 with whole numbers.

Front

What is 7.2 divided by 0.3?

Back

The result is 24.

Front

What is the importance of the decimal point?

Back

The decimal point indicates the position of the digits in a number, distinguishing between whole numbers and fractions.