51.54% is the change from 551 to 835
Calculation steps:
[( 835 - 551 ) ÷ 551] x 100 = 51.54%
Formula
Percentage change = [(835 - 551) / 551] x 100
Subtract the new number by the original number
835 - 551 = 284
284 ÷ 551 = 0.515426497277677
0.515426497277677 x 100 = 51.54%