-64.64% is the change from 970 to 343
Calculation steps:
[( 343 - 970 ) ÷ 970] x 100 = -64.64%
Formula
Percentage change = [(343 - 970) / 970] x 100
Subtract the new number by the original number
343 - 970 = -627
-627 ÷ 970 = -0.6463917525773196
-0.6463917525773196 x 100 = -64.64%