-66.86% is the change from 522 to 173
Calculation steps:
[( 173 - 522 ) ÷ 522] x 100 = -66.86%
Formula
Percentage change = [(173 - 522) / 522] x 100
Subtract the new number by the original number
173 - 522 = -349
-349 ÷ 522 = -0.6685823754789272
-0.6685823754789272 x 100 = -66.86%