-71.14% is the change from 648 to 187
Calculation steps:
[( 187 - 648 ) ÷ 648] x 100 = -71.14%
Formula
Percentage change = [(187 - 648) / 648] x 100
Subtract the new number by the original number
187 - 648 = -461
-461 ÷ 648 = -0.7114197530864198
-0.7114197530864198 x 100 = -71.14%