-53.48% is the change from 402 to 187
Calculation steps:
[( 187 - 402 ) ÷ 402] x 100 = -53.48%
Formula
Percentage change = [(187 - 402) / 402] x 100
Subtract the new number by the original number
187 - 402 = -215
-215 ÷ 402 = -0.5348258706467661
-0.5348258706467661 x 100 = -53.48%