164.37% is the change from 261 to 690
Calculation steps:
[( 690 - 261 ) ÷ 261] x 100 = 164.37%
Formula
Percentage change = [(690 - 261) / 261] x 100
Subtract the new number by the original number
690 - 261 = 429
429 ÷ 261 = 1.6436781609195403
1.6436781609195403 x 100 = 164.37%