-17.53% is the change from 930 to 767
Calculation steps:
[( 767 - 930 ) ÷ 930] x 100 = -17.53%
Formula
Percentage change = [(767 - 930) / 930] x 100
Subtract the new number by the original number
767 - 930 = -163
-163 ÷ 930 = -0.17526881720430107
-0.17526881720430107 x 100 = -17.53%