-74.86% is the change from 346 to 87
Calculation steps:
[( 87 - 346 ) ÷ 346] x 100 = -74.86%
Formula
Percentage change = [(87 - 346) / 346] x 100
Subtract the new number by the original number
87 - 346 = -259
-259 ÷ 346 = -0.7485549132947977
-0.7485549132947977 x 100 = -74.86%