-89.44% is the change from 606 to 64
Calculation steps:
[( 64 - 606 ) ÷ 606] x 100 = -89.44%
Formula
Percentage change = [(64 - 606) / 606] x 100
Subtract the new number by the original number
64 - 606 = -542
-542 ÷ 606 = -0.8943894389438944
-0.8943894389438944 x 100 = -89.44%