8. Convert FAHrEnhEit to CelSius

diagram, product, organ, line, measuring instrument,

Multiply the temperature by 2, then add 30. Yes, it truly is that simple! The actual formula is multiply by 1.8 then add 32 but to get a rough estimate this is much easier. 80 degrees Fahrenheit x 2=160+30=190 degrees Celsius.

Finding Fractions from Whole Numbers
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