【How-to】How to read a thermometer in celsius

Learn how to convert from Celsius to the Fahrenheit scale to read a Celsius thermometer. To do this, multiply the Celsius degrees by 1.80 and add 32. For example, 10 degrees Celsius is converted to Fahrenheit by multiplying 10 degrees by 1.80 (equals 18) plus 32, giving you a Fahrenheit temperature of 50 degrees.