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  • A reciprocal of a fraction is found by flipping it upside down. If you want the reciprocal of a mixed number or a whole number, just convert it to an improper fraction, and then flip it!

    Danica McKellar (2010). “Maths Doesn't Suck: How to survive year 6 through year 9 maths without losing your mind or breaking a nail”, p.97, Penguin UK