-6.05% is the change from 827 to 777
Calculation steps:
[( 777 - 827 ) ÷ 827] x 100 = -6.05%
Formula
Percentage change = [(777 - 827) / 827] x 100
Subtract the new number by the original number
777 - 827 = -50
-50 ÷ 827 = -0.060459492140266025
-0.060459492140266025 x 100 = -6.05%