9600% is the change from 3 to 291
Calculation steps:
[( 291 - 3 ) ÷ 3] x 100 = 9600%
Formula
Percentage change = [(291 - 3) / 3] x 100
Subtract the new number by the original number
291 - 3 = 288
288 ÷ 3 = 96
96 x 100 = 9600%
Example