51.87% is the change from 187 to 284
Calculation steps:
[( 284 - 187 ) ÷ 187] x 100 = 51.87%
Formula
Percentage change = [(284 - 187) / 187] x 100
Subtract the new number by the original number
284 - 187 = 97
97 ÷ 187 = 0.5187165775401069
0.5187165775401069 x 100 = 51.87%