281.63% is the change from 49 to 187
Calculation steps:
[( 187 - 49 ) ÷ 49] x 100 = 281.63%
Formula
Percentage change = [(187 - 49) / 49] x 100
Subtract the new number by the original number
187 - 49 = 138
138 ÷ 49 = 2.816326530612245
2.816326530612245 x 100 = 281.63%