150.98% is the change from 51 to 128
Calculation steps:
[( 128 - 51 ) ÷ 51] x 100 = 150.98%
Formula
Percentage change = [(128 - 51) / 51] x 100
Subtract the new number by the original number
128 - 51 = 77
77 ÷ 51 = 1.5098039215686274
1.5098039215686274 x 100 = 150.98%