2.73% is the change from 841 to 864
Calculation steps:
[( 864 - 841 ) ÷ 841] x 100 = 2.73%
Formula
Percentage change = [(864 - 841) / 841] x 100
Subtract the new number by the original number
864 - 841 = 23
23 ÷ 841 = 0.027348394768133173
0.027348394768133173 x 100 = 2.73%