-53.46% is the change from 810 to 377
Calculation steps:
[( 377 - 810 ) ÷ 810] x 100 = -53.46%
Formula
Percentage change = [(377 - 810) / 810] x 100
Subtract the new number by the original number
377 - 810 = -433
-433 ÷ 810 = -0.5345679012345679
-0.5345679012345679 x 100 = -53.46%