-27.92% is the change from 849 to 612
Calculation steps:
[( 612 - 849 ) ÷ 849] x 100 = -27.92%
Formula
Percentage change = [(612 - 849) / 849] x 100
Subtract the new number by the original number
612 - 849 = -237
-237 ÷ 849 = -0.2791519434628975
-0.2791519434628975 x 100 = -27.92%