51.54% is the change from 456 to 691
Calculation steps:
[( 691 - 456 ) ÷ 456] x 100 = 51.54%
Formula
Percentage change = [(691 - 456) / 456] x 100
Subtract the new number by the original number
691 - 456 = 235
235 ÷ 456 = 0.5153508771929824
0.5153508771929824 x 100 = 51.54%