-53.57% is the change from 812 to 377
Calculation steps:
[( 377 - 812 ) ÷ 812] x 100 = -53.57%
Formula
Percentage change = [(377 - 812) / 812] x 100
Subtract the new number by the original number
377 - 812 = -435
-435 ÷ 812 = -0.5357142857142857
-0.5357142857142857 x 100 = -53.57%