54.26% is the change from 551 to 850
Calculation steps:
[( 850 - 551 ) ÷ 551] x 100 = 54.26%
Formula
Percentage change = [(850 - 551) / 551] x 100
Subtract the new number by the original number
850 - 551 = 299
299 ÷ 551 = 0.542649727767695
0.542649727767695 x 100 = 54.26%