-1.49% is the change from 606 to 597
Calculation steps:
[( 597 - 606 ) ÷ 606] x 100 = -1.49%
Formula
Percentage change = [(597 - 606) / 606] x 100
Subtract the new number by the original number
597 - 606 = -9
-9 ÷ 606 = -0.01485148514851485
-0.01485148514851485 x 100 = -1.49%