-66.42% is the change from 530 to 178
Calculation steps:
[( 178 - 530 ) ÷ 530] x 100 = -66.42%
Formula
Percentage change = [(178 - 530) / 530] x 100
Subtract the new number by the original number
178 - 530 = -352
-352 ÷ 530 = -0.6641509433962264
-0.6641509433962264 x 100 = -66.42%