-51.05% is the change from 717 to 351
Calculation steps:
[( 351 - 717 ) ÷ 717] x 100 = -51.05%
Formula
Percentage change = [(351 - 717) / 717] x 100
Subtract the new number by the original number
351 - 717 = -366
-366 ÷ 717 = -0.5104602510460251
-0.5104602510460251 x 100 = -51.05%