197.67% is the change from 258 to 768
Calculation steps:
[( 768 - 258 ) ÷ 258] x 100 = 197.67%
Formula
Percentage change = [(768 - 258) / 258] x 100
Subtract the new number by the original number
768 - 258 = 510
510 ÷ 258 = 1.9767441860465116
1.9767441860465116 x 100 = 197.67%