-62.76% is the change from 521 to 194
Calculation steps:
[( 194 - 521 ) ÷ 521] x 100 = -62.76%
Formula
Percentage change = [(194 - 521) / 521] x 100
Subtract the new number by the original number
194 - 521 = -327
-327 ÷ 521 = -0.6276391554702495
-0.6276391554702495 x 100 = -62.76%
Example