-38.47% is the change from 915 to 563
Calculation steps:
[( 563 - 915 ) ÷ 915] x 100 = -38.47%
Formula
Percentage change = [(563 - 915) / 915] x 100
Subtract the new number by the original number
563 - 915 = -352
-352 ÷ 915 = -0.3846994535519126
-0.3846994535519126 x 100 = -38.47%