-18.76% is the change from 917 to 745
Calculation steps:
[( 745 - 917 ) ÷ 917] x 100 = -18.76%
Formula
Percentage change = [(745 - 917) / 917] x 100
Subtract the new number by the original number
745 - 917 = -172
-172 ÷ 917 = -0.1875681570338059
-0.1875681570338059 x 100 = -18.76%