Almost all numbers that we use in daily life are decimal numbers. The place value of each digit is ten times the place value of the digit to its right. And that is all that is required of decimal numbers. A decimal point is not necessary.
A decimal number is one way of representing numbers where each place for a digit has a place value that is ten times that of the place to its right. Most all the numbers that you familiar with (judging from your question) will be decimal numbers. A decimal number need not be a [decimal] fraction.
All decimal numbers are simply a way of representing numbers in such a way that the place value of each digit is ten times that of the digit to its right.
2.4 and 1.5 would do it.
A decimal number is simply a way of representing a number in such a way that the place value of each digit is ten times that of the digit to its right. A decimal representation does not require a decimal point. Since we normally count in tens, almost all the numbers that we come across are decimal numbers.
Whole numbers are a proper subset of decimal numbers. All whole numbers are decimal numbers but not all decimal numbers are whole numbers.
The only rule is that the place value of each digit is ten times that of the digit to its right. A decimal representation does not require a decimal point.
To find the product of 0.613 and 5.81, you multiply the two numbers together. First, line up the numbers vertically, aligning the decimal points. Then, multiply 613 by 581, which equals 356153. Count the total number of decimal places in the original numbers (4 in total) and place the decimal point in the answer so that there are 4 decimal places: 3.56053.
There are no such numbers since all integers are also decimal numbers. A decimal number is simply a way of representing a number in such a way that the place value of each digit is ten times that of the digit to its right. A decimal representation does not require a decimal point or any digits after a decimal point.
0.5 * 0.2 = 0.1
Any amount of numbers can be in a decimal.
All real numbers can be represented in the decimal system. Complex numbers can be represented by a pair of numbers in the decimal system.