daniellepattison daniellepattison

01-02-2015
Mathematics

contestada

What is decrease £20 by 15%

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konrad509 konrad509

01-02-2015

[tex]15\%\cdot\pounds20=0.15\cdot\pounds20=\pounds3\\ \pounds20-\pounds3=\pounds17[/tex]

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01-02-2015

You multiply 20 by the multiplier
20x0.85=17

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