-54.34% is the change from 530 to 242
Calculation steps:
[( 242 - 530 ) ÷ 530] x 100 = -54.34%
Formula
Percentage change = [(242 - 530) / 530] x 100
Subtract the new number by the original number
242 - 530 = -288
-288 ÷ 530 = -0.5433962264150943
-0.5433962264150943 x 100 = -54.34%