-18.21% is the change from 346 to 283
Calculation steps:
[( 283 - 346 ) ÷ 346] x 100 = -18.21%
Formula
Percentage change = [(283 - 346) / 346] x 100
Subtract the new number by the original number
283 - 346 = -63
-63 ÷ 346 = -0.18208092485549132
-0.18208092485549132 x 100 = -18.21%