-74.81% is the change from 651 to 164
Calculation steps:
[( 164 - 651 ) ÷ 651] x 100 = -74.81%
Formula
Percentage change = [(164 - 651) / 651] x 100
Subtract the new number by the original number
164 - 651 = -487
-487 ÷ 651 = -0.7480798771121352
-0.7480798771121352 x 100 = -74.81%