-14.42% is the change from 645 to 552
Calculation steps:
[( 552 - 645 ) ÷ 645] x 100 = -14.42%
Formula
Percentage change = [(552 - 645) / 645] x 100
Subtract the new number by the original number
552 - 645 = -93
-93 ÷ 645 = -0.14418604651162792
-0.14418604651162792 x 100 = -14.42%