-15.38% is the change from 917 to 776
Calculation steps:
[( 776 - 917 ) ÷ 917] x 100 = -15.38%
Formula
Percentage change = [(776 - 917) / 917] x 100
Subtract the new number by the original number
776 - 917 = -141
-141 ÷ 917 = -0.15376226826608505
-0.15376226826608505 x 100 = -15.38%