-75.06% is the change from 405 to 101
Calculation steps:
[( 101 - 405 ) ÷ 405] x 100 = -75.06%
Formula
Percentage change = [(101 - 405) / 405] x 100
Subtract the new number by the original number
101 - 405 = -304
-304 ÷ 405 = -0.7506172839506173
-0.7506172839506173 x 100 = -75.06%