-51.23% is the change from 609 to 297
Calculation steps:
[( 297 - 609 ) ÷ 609] x 100 = -51.23%
Formula
Percentage change = [(297 - 609) / 609] x 100
Subtract the new number by the original number
297 - 609 = -312
-312 ÷ 609 = -0.5123152709359606
-0.5123152709359606 x 100 = -51.23%