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Time & moneyAges 13–15English

Percentages and price changes

Mental percentage calculations using fictional whole-number prices. Show each multiplier or fraction step.

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  1. What is 10% of 80 units?
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    8 units

  2. A 60-unit jacket is discounted by 20%. How much is the discount?
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    12 units

  3. An item costs 50 units and increases in price by 10%. What is the new price?
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    55 units

  4. A 120-unit item is reduced by 25%. What is the sale price?
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    90 units

  5. You pay 30 units for a book originally priced at 40 units. What percentage was saved?
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    25%

  6. Three friends split a 75-unit bill equally. How much does each pay?
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    25 units