28-09-2015
Mathematics

contestada

i really dont get how to do this increase £42 by 10%

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geoplosion geoplosion

28-09-2015

hopefully this will help you:
100% of £42 is £42

to get 10% of 42 you divide £42 by 10 (since you divide 100% by 10 to get 10%)
that gives you £4.20

because it says increase by 10% you add this on to the normal price (£42)
£42+£4.20 = £46.20

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