**1. How is the fraction such as one third written as a decimal?**

When doing the division 1.0000 ÷ 3, the answer 0.3333... is obtained.

To indicate that the "3" repeats forever a point is placed above the first 3 i.e.

**2. Using a calculator, how is a fraction changed into a decimal?**

By division. Divide the top number by the bottom one.

**3. How are percentages changed into decimals or fractions?**

Changing percentages into decimals or fractions always involves dividing by 100.

**4. Is it acceptable to write fractions such as one half as ^{15}⁄_{30} ?**

While ^{15}⁄_{30} is equivalent to ^{1}⁄_{2} final answers should always be given in their simplest form.