-70.53% is the change from 621 to 183
Calculation steps:
[( 183 - 621 ) ÷ 621] x 100 = -70.53%
Formula
Percentage change = [(183 - 621) / 621] x 100
Subtract the new number by the original number
183 - 621 = -438
-438 ÷ 621 = -0.7053140096618358
-0.7053140096618358 x 100 = -70.53%