-41.96% is the change from 684 to 397
Calculation steps:
[( 397 - 684 ) ÷ 684] x 100 = -41.96%
Formula
Percentage change = [(397 - 684) / 684] x 100
Subtract the new number by the original number
397 - 684 = -287
-287 ÷ 684 = -0.4195906432748538
-0.4195906432748538 x 100 = -41.96%