-2.85% is the change from 738 to 717
Calculation steps:
[( 717 - 738 ) ÷ 738] x 100 = -2.85%
Formula
Percentage change = [(717 - 738) / 738] x 100
Subtract the new number by the original number
717 - 738 = -21
-21 ÷ 738 = -0.028455284552845527
-0.028455284552845527 x 100 = -2.85%