-42.46% is the change from 690 to 397
Calculation steps:
[( 397 - 690 ) ÷ 690] x 100 = -42.46%
Formula
Percentage change = [(397 - 690) / 690] x 100
Subtract the new number by the original number
397 - 690 = -293
-293 ÷ 690 = -0.4246376811594203
-0.4246376811594203 x 100 = -42.46%