-30.54% is the change from 717 to 498
Calculation steps:
[( 498 - 717 ) ÷ 717] x 100 = -30.54%
Formula
Percentage change = [(498 - 717) / 717] x 100
Subtract the new number by the original number
498 - 717 = -219
-219 ÷ 717 = -0.3054393305439331
-0.3054393305439331 x 100 = -30.54%