-6.02% is the change from 913 to 858
Calculation steps:
[( 858 - 913 ) ÷ 913] x 100 = -6.02%
Formula
Percentage change = [(858 - 913) / 913] x 100
Subtract the new number by the original number
858 - 913 = -55
-55 ÷ 913 = -0.060240963855421686
-0.060240963855421686 x 100 = -6.02%