2. "Seven-eighths of a number is 63.

To find the original number, you can set up the equation: . Solving for means multiplying both sides by , resulting in . So, the original number is 72!

If you ever find yourself stuck on similar problems, remember to convert fractions to their decimal equivalents when possible, as this can make calculations easier! A common mistake is forgetting to multiply or divide by the correct factor when rearranging equations, so double-check those steps!