35.76% is the change from 646 to 877
Calculation steps:
[( 877 - 646 ) ÷ 646] x 100 = 35.76%
Formula
Percentage change = [(877 - 646) / 646] x 100
Subtract the new number by the original number
877 - 646 = 231
231 ÷ 646 = 0.35758513931888547
0.35758513931888547 x 100 = 35.76%