A fraction shows part of a whole; a decimal is another way to write it.
One half can be written $\tfrac12$ or as the decimal 0.5. To find a fraction of a number, share it: $\tfrac14$ of 12 = 12 ÷ 4 = 3.
Remember
- $\tfrac12 = 0.5$.
- "Fraction of" means share into equal parts.