17.87% is the change from 778 to 917
Calculation steps:
[( 917 - 778 ) ÷ 778] x 100 = 17.87%
Formula
Percentage change = [(917 - 778) / 778] x 100
Subtract the new number by the original number
917 - 778 = 139
139 ÷ 778 = 0.17866323907455012
0.17866323907455012 x 100 = 17.87%