-63.81% is the change from 970 to 351
Calculation steps:
[( 351 - 970 ) ÷ 970] x 100 = -63.81%
Formula
Percentage change = [(351 - 970) / 970] x 100
Subtract the new number by the original number
351 - 970 = -619
-619 ÷ 970 = -0.6381443298969072
-0.6381443298969072 x 100 = -63.81%