-15.93% is the change from 910 to 765
Calculation steps:
[( 765 - 910 ) ÷ 910] x 100 = -15.93%
Formula
Percentage change = [(765 - 910) / 910] x 100
Subtract the new number by the original number
765 - 910 = -145
-145 ÷ 910 = -0.15934065934065933
-0.15934065934065933 x 100 = -15.93%