-99.45% is the change from 915 to 5
Calculation steps:
[( 5 - 915 ) ÷ 915] x 100 = -99.45%
Formula
Percentage change = [(5 - 915) / 915] x 100
Subtract the new number by the original number
5 - 915 = -910
-910 ÷ 915 = -0.994535519125683
-0.994535519125683 x 100 = -99.45%