-17.25% is the change from 342 to 283
Calculation steps:
[( 283 - 342 ) ÷ 342] x 100 = -17.25%
Formula
Percentage change = [(283 - 342) / 342] x 100
Subtract the new number by the original number
283 - 342 = -59
-59 ÷ 342 = -0.17251461988304093
-0.17251461988304093 x 100 = -17.25%