As a fraction, 1.25 can be written as 1 1 /4 or 5/4. The number 1 1/4 is called a mixed fraction and 5/4 is an improper fraction.
The integer 25 can be expressed as an infinite number of equivalent fractions of the form 25a/a, where a is any integer. For example, 25 can be expressed as the fractions 50/2 (a=2), 75/3 (a=3), or 250/10 (a=10).
As a standard fraction, 12.5 equals 25/2, or 25 halves. As a mixed fraction, it may be expressed as 12 1/2, or twelve and one-half.
The number 0.6 is equal to 3 over 5 as a fraction, or 3/5. Because the 6 in 0.6 is in the 10th column, it can be converted to 6 over 10 from inspection, and then reduced by dividing both the numerator and denominator by 2.
The simplest fraction that is equal to 0.3 is 3/10. Other fractions that are equal to 0.3 are 6/20, 9/30, 30/100 and any other fraction that can be reduced to 3/10.
The decimal 2.25 is equal to the fraction 9/4. The decimal first needs to be converted to the basic fraction 2 1/4 before being converted to an improper fraction.
Fractions are important because people use them everyday in activities like cooking, carpentry, sports, sewing and driving. For example, cooking involves using measurements of ingredients given in fractions, such as 1/2 cup flour, 1/2 teaspoon of sugar or 1/4 teaspoons of salt.
The decimal 0.5 is expressed as the fraction one-half. This is found by evaluating the decimal over 1, multiplying the fraction by 10 and then simplifying.
One way to write the number 7.5 as a fraction is 75/10. This answer is easy to obtain because it only involves moving the decimal one place to the right. Since 7.5 is equal to 7.5 over one, then moving the decimal place to the right gives 75 over 10.
Fractions were created by the ancient Egyptians in 1800 B.C. Egyptians created a number system on a base 10 concept, which is similar to the numerical systems used in the United States and around the world for creating fractions. Originally, Egyptians used pictures as well as numerals to display and