-0.65% is the change from 917 to 911
Calculation steps:
[( 911 - 917 ) ÷ 917] x 100 = -0.65%
Formula
Percentage change = [(911 - 917) / 917] x 100
Subtract the new number by the original number
911 - 917 = -6
-6 ÷ 917 = -0.006543075245365322
-0.006543075245365322 x 100 = -0.65%