-36.28% is the change from 623 to 397
Calculation steps:
[( 397 - 623 ) ÷ 623] x 100 = -36.28%
Formula
Percentage change = [(397 - 623) / 623] x 100
Subtract the new number by the original number
397 - 623 = -226
-226 ÷ 623 = -0.36276083467094705
-0.36276083467094705 x 100 = -36.28%