What is minus 30 celsius in fahrenheit?

To convert Celsius to Fahrenheit, you can use the formula: Fahrenheit = (Celsius x 9/5) + 32. In this case, to convert -30 Celsius to Fahrenheit, you would calculate: (-30 x 9/5) + 32 = -22 Fahrenheit. Therefore, -30 degrees Celsius is equivalent to -22 degrees Fahrenheit.