222.56% is the change from 266 to 858
Calculation steps:
[( 858 - 266 ) ÷ 266] x 100 = 222.56%
Formula
Percentage change = [(858 - 266) / 266] x 100
Subtract the new number by the original number
858 - 266 = 592
592 ÷ 266 = 2.225563909774436
2.225563909774436 x 100 = 222.56%