Multiply the Celsius value by 9/5. The fraction 9/5 is equal to 1.8 when written in decimal form. When 48 is multiplied by 1.8, the answer is 86.4.
Add the result from step one to 32. The answer 86.4 plus 32 equals 118.4.
Specify the units after the result of the formula. In this problem, 48 degrees Celsius is equal to 118.4 degrees Fahrenheit.