Range of a set of decimals

Link to question: https://diagnosticquestions.com/Questions/Go#/107907

Link to the quiz: https://diagnosticquestions.com/Quizzes/Go#/202682

Link to the Ultimate Scheme of Work 2.0 spreadsheet: https://docs.google.com/spreadsheets/d/1odj35AVYCR5WbuG-woemi9gYt4BDC58fT8E7ddec8wk/edit?usp=sharing

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