-15.71% is the change from 910 to 767
Calculation steps:
[( 767 - 910 ) ÷ 910] x 100 = -15.71%
Formula
Percentage change = [(767 - 910) / 910] x 100
Subtract the new number by the original number
767 - 910 = -143
-143 ÷ 910 = -0.15714285714285714
-0.15714285714285714 x 100 = -15.71%