125.49% is the change from 51 to 115
Calculation steps:
[( 115 - 51 ) ÷ 51] x 100 = 125.49%
Formula
Percentage change = [(115 - 51) / 51] x 100
Subtract the new number by the original number
115 - 51 = 64
64 ÷ 51 = 1.2549019607843137
1.2549019607843137 x 100 = 125.49%