-1.71% is the change from 933 to 917
Calculation steps:
[( 917 - 933 ) ÷ 933] x 100 = -1.71%
Formula
Percentage change = [(917 - 933) / 933] x 100
Subtract the new number by the original number
917 - 933 = -16
-16 ÷ 933 = -0.01714898177920686
-0.01714898177920686 x 100 = -1.71%