-2.6% is the change from 192 to 187
Calculation steps:
[( 187 - 192 ) ÷ 192] x 100 = -2.6%
Formula
Percentage change = [(187 - 192) / 192] x 100
Subtract the new number by the original number
187 - 192 = -5
-5 ÷ 192 = -0.026041666666666668
-0.026041666666666668 x 100 = -2.6%