-9.66% is the change from 735 to 664
Calculation steps:
[( 664 - 735 ) ÷ 735] x 100 = -9.66%
Formula
Percentage change = [(664 - 735) / 735] x 100
Subtract the new number by the original number
664 - 735 = -71
-71 ÷ 735 = -0.09659863945578231
-0.09659863945578231 x 100 = -9.66%