454.05% is the change from 148 to 820
Calculation steps:
[( 820 - 148 ) ÷ 148] x 100 = 454.05%
Formula
Percentage change = [(820 - 148) / 148] x 100
Subtract the new number by the original number
820 - 148 = 672
672 ÷ 148 = 4.54054054054054
4.54054054054054 x 100 = 454.05%