56.88% is the change from 160 to 251
Calculation steps:
[( 251 - 160 ) ÷ 160] x 100 = 56.88%
Formula
Percentage change = [(251 - 160) / 160] x 100
Subtract the new number by the original number
251 - 160 = 91
91 ÷ 160 = 0.56875
0.56875 x 100 = 56.88%