18 f in c

To convert 18 fahrenheit to celsius, follow these steps:

Step 1: Identify the conversion factor
The conversion factor from fahrenheit to celsius is:

1 fahrenheit = -0.432 celsius
Temperature conversion table
Celsius
Kelvin
Fahrenheit
Celsius
1
1
1.8
Kelvin
-273.15
1
-459.67
Fahrenheit
0.5556
0.5556
1
Step 2: Set up the calculation
To convert 18 fahrenheit to celsius, multiply 18 by the conversion factor -0.432:

18×-0.432
Step 3: Calculate
18×-0.432=-7.778
Step 4: Round the result
The result is approximately: -7.8 celsius
Final Answer:
18 fahrenheit is approximately -7.8 celsius.