4 and 1/2 as a decimal
In mathematics, a decimal is a number that can be written as a fraction with a denominator of 10, 100, 1000, and so on. Decimals are often used to represent numbers that are not whole numbers, such as fractions, percentages, and measurements.
The number 4 and 1/2 can be written as a decimal in two ways. The first way is to convert the fraction 1/2 to a decimal. To do this, we can divide 1 by 2.
1 / 2 = 0.5
Therefore, 4 and 1/2 can be written as 4.5.
The second way to write 4 and 1/2 as a decimal is to simply add the whole number 4 to the decimal 0.5.
4 + 0.5 = 4.5
Therefore, 4 and 1/2 can also be written as 4.5.
Related questions
- What is 4 and 1/2 as a fraction?
4 and 1/2 can also be written as a fraction. The fraction is equal to 9/2.
4 = 4/1 1/2 = 1/2 4 + 1/2 = 4/1 + 1/2 9/2 = 4 and 1/2
- How do you convert a mixed number to a decimal?
To convert a mixed number to a decimal, we can simply add the whole number part to the decimal part. For example, to convert 4 and 1/2 to a decimal, we would add 4 to 0.5.
4 and 1/2 = 4 + 1/2 4 + 0.5 = 4.5
- What is the difference between a decimal and a fraction?
The main difference between a decimal and a fraction is that a decimal is a number that can be written as a fraction with a denominator of 10, 100, 1000, and so on, while a fraction is a number that can be written as a ratio of two integers.
For example, 4.5 is a decimal, but it can also be written as the fraction 9/2. However, 9/2 is not a decimal, because the denominator is not a power of 10.
Conclusion
4 and 1/2 can be written as a decimal in two ways: 4.5 or 9/2.