134.1% is the change from 261 to 611
Calculation steps:
[( 611 - 261 ) ÷ 261] x 100 = 134.1%
Formula
Percentage change = [(611 - 261) / 261] x 100
Subtract the new number by the original number
611 - 261 = 350
350 ÷ 261 = 1.3409961685823755
1.3409961685823755 x 100 = 134.1%