-58.45% is the change from 621 to 258
Calculation steps:
[( 258 - 621 ) ÷ 621] x 100 = -58.45%
Formula
Percentage change = [(258 - 621) / 621] x 100
Subtract the new number by the original number
258 - 621 = -363
-363 ÷ 621 = -0.5845410628019324
-0.5845410628019324 x 100 = -58.45%