The document is a tutorial on understanding percentages as decimals and fractions. It discusses downloading a software program at various percentages completed, from 10% to 100%, and shows that percentages can be expressed as decimals (e.g. 10% = 0.10) and fractions (e.g. 30% = 3/10). The user is prompted to fill in blanks to complete expressions equivalencing other percentages to decimals and fractions.