-69.85% is the change from 481 to 145
Calculation steps:
[( 145 - 481 ) ÷ 481] x 100 = -69.85%
Formula
Percentage change = [(145 - 481) / 481] x 100
Subtract the new number by the original number
145 - 481 = -336
-336 ÷ 481 = -0.6985446985446986
-0.6985446985446986 x 100 = -69.85%