Write an article based on this "Determine the temperature. Multiply the temperature by 2. Add 30 to this number."
Look for a temperature display. Many public clocks display the temperature below the time. Ask someone to tell you the temperature if you cannot locate a thermometer or temperature display. Use a calculator or simply multiply the numbers in your head. Either way, you want to double this number. Take the doubled number and add 30 to it. Make use of a calculator or perform the addition in your head. This will give you an approximate temperature in Fahrenheit. For example:  Determine the temperature in Celsius: 20 degrees Multiply this number by two: 20 x 2 = 40 Add thirty to this number: 40 + 30 = 70 degrees Fahrenheit