-92.42% is the change from 620 to 47
Calculation steps:
[( 47 - 620 ) ÷ 620] x 100 = -92.42%
Formula
Percentage change = [(47 - 620) / 620] x 100
Subtract the new number by the original number
47 - 620 = -573
-573 ÷ 620 = -0.9241935483870968
-0.9241935483870968 x 100 = -92.42%