-29.86% is the change from 767 to 538
Calculation steps:
[( 538 - 767 ) ÷ 767] x 100 = -29.86%
Formula
Percentage change = [(538 - 767) / 767] x 100
Subtract the new number by the original number
538 - 767 = -229
-229 ÷ 767 = -0.2985658409387223
-0.2985658409387223 x 100 = -29.86%