-34.89% is the change from 814 to 530
Calculation steps:
[( 530 - 814 ) ÷ 814] x 100 = -34.89%
Formula
Percentage change = [(530 - 814) / 814] x 100
Subtract the new number by the original number
530 - 814 = -284
-284 ÷ 814 = -0.3488943488943489
-0.3488943488943489 x 100 = -34.89%