-52.11% is the change from 522 to 250
Calculation steps:
[( 250 - 522 ) ÷ 522] x 100 = -52.11%
Formula
Percentage change = [(250 - 522) / 522] x 100
Subtract the new number by the original number
250 - 522 = -272
-272 ÷ 522 = -0.5210727969348659
-0.5210727969348659 x 100 = -52.11%