102.86% is the change from 140 to 284
Calculation steps:
[( 284 - 140 ) ÷ 140] x 100 = 102.86%
Formula
Percentage change = [(284 - 140) / 140] x 100
Subtract the new number by the original number
284 - 140 = 144
144 ÷ 140 = 1.0285714285714285
1.0285714285714285 x 100 = 102.86%