-21.47% is the change from 773 to 607
Calculation steps:
[( 607 - 773 ) ÷ 773] x 100 = -21.47%
Formula
Percentage change = [(607 - 773) / 773] x 100
Subtract the new number by the original number
607 - 773 = -166
-166 ÷ 773 = -0.2147477360931436
-0.2147477360931436 x 100 = -21.47%