95.8% is the change from 143 to 280
Calculation steps:
[( 280 - 143 ) ÷ 143] x 100 = 95.8%
Formula
Percentage change = [(280 - 143) / 143] x 100
Subtract the new number by the original number
280 - 143 = 137
137 ÷ 143 = 0.958041958041958
0.958041958041958 x 100 = 95.8%