-64.02% is the change from 970 to 349
Calculation steps:
[( 349 - 970 ) ÷ 970] x 100 = -64.02%
Formula
Percentage change = [(349 - 970) / 970] x 100
Subtract the new number by the original number
349 - 970 = -621
-621 ÷ 970 = -0.6402061855670103
-0.6402061855670103 x 100 = -64.02%