172.86% is the change from 280 to 764
Calculation steps:
[( 764 - 280 ) ÷ 280] x 100 = 172.86%
Formula
Percentage change = [(764 - 280) / 280] x 100
Subtract the new number by the original number
764 - 280 = 484
484 ÷ 280 = 1.7285714285714286
1.7285714285714286 x 100 = 172.86%