-49.75% is the change from 597 to 300
Calculation steps:
[( 300 - 597 ) ÷ 597] x 100 = -49.75%
Formula
Percentage change = [(300 - 597) / 597] x 100
Subtract the new number by the original number
300 - 597 = -297
-297 ÷ 597 = -0.49748743718592964
-0.49748743718592964 x 100 = -49.75%