170.42% is the change from 284 to 768
Calculation steps:
[( 768 - 284 ) ÷ 284] x 100 = 170.42%
Formula
Percentage change = [(768 - 284) / 284] x 100
Subtract the new number by the original number
768 - 284 = 484
484 ÷ 284 = 1.704225352112676
1.704225352112676 x 100 = 170.42%