Here's how to convert 220 degrees Celsius to Fahrenheit:

Formula:

Fahrenheit = (Celsius * 9/5) + 32

Calculation:

1. Multiply Celsius by 9/5: 220 * (9/5) = 396

2. Add 32: 396 + 32 = 428

Answer: 220 degrees Celsius is equal to 428 degrees Fahrenheit.