-18.1% is the change from 917 to 751
Calculation steps:
[( 751 - 917 ) ÷ 917] x 100 = -18.1%
Formula
Percentage change = [(751 - 917) / 917] x 100
Subtract the new number by the original number
751 - 917 = -166
-166 ÷ 917 = -0.18102508178844057
-0.18102508178844057 x 100 = -18.1%