The repeating decimal -1.1 Celsius converts to how many degrees Fahrenheit?

How do you convert C to F?

Multiply by 9, divide by 5, then add 32.

Multiply 1.1111111... by 9, you get

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which is equivalent to (it may look nearly the same as, but it is the same)

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Divide that by 5, to get

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Now add 32.