-30.2% is the change from 712 to 497
Calculation steps:
[( 497 - 712 ) ÷ 712] x 100 = -30.2%
Formula
Percentage change = [(497 - 712) / 712] x 100
Subtract the new number by the original number
497 - 712 = -215
-215 ÷ 712 = -0.30196629213483145
-0.30196629213483145 x 100 = -30.2%