-76.4% is the change from 606 to 143
Calculation steps:
[( 143 - 606 ) ÷ 606] x 100 = -76.4%
Formula
Percentage change = [(143 - 606) / 606] x 100
Subtract the new number by the original number
143 - 606 = -463
-463 ÷ 606 = -0.764026402640264
-0.764026402640264 x 100 = -76.4%