Search ResultsNumber 520 increased by 10% (10 percent) of its value (percentage ...percentages.calculators.ro/22-number-increased-with-percentage-of-its-value.php?...5...Number 520 increased by 10% (10 percent) of its value (percentage increase) and calculated absolute change (actual difference). Answer: percentage decreased number = 572, absolute change (actual difference) = 52. Increase the number 520 by 10% of its value: 520 increased by 9% = ? 520 increased by 11%