16.75% is the change from 591 to 690
Calculation steps:
[( 690 - 591 ) ÷ 591] x 100 = 16.75%
Formula
Percentage change = [(690 - 591) / 591] x 100
Subtract the new number by the original number
690 - 591 = 99
99 ÷ 591 = 0.16751269035532995
0.16751269035532995 x 100 = 16.75%