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Decimal Numbers - Cycle 3
| Mathematics
What is a Decimal Number?
A decimal number is made up of an integer (whole) part and a decimal part. A decimal point separates the two parts of a decimal number.
The decimal places include tenths, hundredths, and thousandths. The value of the tenths, hundredths, and thousandths is less than one. |1| tenth has a value of | \dfrac{1}{10},| |1| hundredth has a value of | \dfrac{1}{100}|, and |1| thousandth has a value of | \dfrac{1}{1\ 000}.|
Exercise - Decimal Numbers - 5th and 6th Grade
What is the Value of Money?
The basic unit of currency (coins and bills) is the dollar.
Read the following concept sheet for more information:
How Are Decimal Numbers Multiplied?
Multiplying decimal numbers is performed the same way as multiplying whole numbers. Count the number of digits after the decimal points in each of the factors to know where to place the decimal point in the answer.
Read the following concept sheet to learn more:
How Are Decimal Numbers Divided?
Dividing decimals is performed the same way as dividing whole numbers. The decimal point must be placed in the answer before dividing the decimal part.
Read the following concept sheet for more information: