-39.47% is the change from 717 to 434
Calculation steps:
[( 434 - 717 ) ÷ 717] x 100 = -39.47%
Formula
Percentage change = [(434 - 717) / 717] x 100
Subtract the new number by the original number
434 - 717 = -283
-283 ÷ 717 = -0.3947001394700139
-0.3947001394700139 x 100 = -39.47%