56.26% is the change from 551 to 861
Calculation steps:
[( 861 - 551 ) ÷ 551] x 100 = 56.26%
Formula
Percentage change = [(861 - 551) / 551] x 100
Subtract the new number by the original number
861 - 551 = 310
310 ÷ 551 = 0.5626134301270418
0.5626134301270418 x 100 = 56.26%