-34.7% is the change from 951 to 621
Calculation steps:
[( 621 - 951 ) ÷ 951] x 100 = -34.7%
Formula
Percentage change = [(621 - 951) / 951] x 100
Subtract the new number by the original number
621 - 951 = -330
-330 ÷ 951 = -0.3470031545741325
-0.3470031545741325 x 100 = -34.7%