How do you change Celsius to Fahrenheit safety first 49501B?

To convert Celsius to Fahrenheit, you can use the formula: ( F = (C \times 9/5) + 32 ). For example, if you have a temperature of 25°C, you would calculate ( (25 \times 9/5) + 32 ), which equals 77°F. Always ensure that your calculations are accurate, especially when dealing with temperature-sensitive situations.