-69.08% is the change from 621 to 192
Calculation steps:
[( 192 - 621 ) ÷ 621] x 100 = -69.08%
Formula
Percentage change = [(192 - 621) / 621] x 100
Subtract the new number by the original number
192 - 621 = -429
-429 ÷ 621 = -0.6908212560386473
-0.6908212560386473 x 100 = -69.08%