48.1% is the change from 553 to 819
Calculation steps:
[( 819 - 553 ) ÷ 553] x 100 = 48.1%
Formula
Percentage change = [(819 - 553) / 553] x 100
Subtract the new number by the original number
819 - 553 = 266
266 ÷ 553 = 0.4810126582278481
0.4810126582278481 x 100 = 48.1%