48.55% is the change from 552 to 820
Calculation steps:
[( 820 - 552 ) ÷ 552] x 100 = 48.55%
Formula
Percentage change = [(820 - 552) / 552] x 100
Subtract the new number by the original number
820 - 552 = 268
268 ÷ 552 = 0.4855072463768116
0.4855072463768116 x 100 = 48.55%