Answer: 0.1 as a percent is 10%.

A percentage represents a fraction or ratio where the entirety always equals 100. A decimal number is characterized by a whole number part separated from its fractional part by a decimal point. In this context, our task is to transform a decimal number into a percentage.

To convert 0.1 , a decimal to percent, we multiply the decimal by 100. So, to find the percent equivalent of 0.1:

0.1 × 100% = 10%

Therefore, 0.1 expressed as a percent is 10%.

Understanding how to convert between decimals and percentages is essential for various mathematical calculations and real-life applications.