1160.87% is the change from 23 to 290
Calculation steps:
[( 290 - 23 ) ÷ 23] x 100 = 1160.87%
Formula
Percentage change = [(290 - 23) / 23] x 100
Subtract the new number by the original number
290 - 23 = 267
267 ÷ 23 = 11.608695652173912
11.608695652173912 x 100 = 1160.87%