23.01% is the change from 691 to 850
Calculation steps:
[( 850 - 691 ) ÷ 691] x 100 = 23.01%
Formula
Percentage change = [(850 - 691) / 691] x 100
Subtract the new number by the original number
850 - 691 = 159
159 ÷ 691 = 0.2301013024602026
0.2301013024602026 x 100 = 23.01%