-6.64% is the change from 919 to 858
Calculation steps:
[( 858 - 919 ) ÷ 919] x 100 = -6.64%
Formula
Percentage change = [(858 - 919) / 919] x 100
Subtract the new number by the original number
858 - 919 = -61
-61 ÷ 919 = -0.06637649619151251
-0.06637649619151251 x 100 = -6.64%