Here's how to convert Celsius to Fahrenheit:

Formula:

°F = (°C × 9/5) + 32

Calculation:

1. Multiply Celsius by 9/5: 99.5 °C × 9/5 = 179.1

2. Add 32: 179.1 + 32 = 211.1

Answer: 99.5°C is equivalent to 211.1°F.