-64.52% is the change from 978 to 347
Calculation steps:
[( 347 - 978 ) ÷ 978] x 100 = -64.52%
Formula
Percentage change = [(347 - 978) / 978] x 100
Subtract the new number by the original number
347 - 978 = -631
-631 ÷ 978 = -0.6451942740286298
-0.6451942740286298 x 100 = -64.52%