-14.45% is the change from 768 to 657
Calculation steps:
[( 657 - 768 ) ÷ 768] x 100 = -14.45%
Formula
Percentage change = [(657 - 768) / 768] x 100
Subtract the new number by the original number
657 - 768 = -111
-111 ÷ 768 = -0.14453125
-0.14453125 x 100 = -14.45%