1648.65% is the change from 37 to 647
Calculation steps:
[( 647 - 37 ) ÷ 37] x 100 = 1648.65%
Formula
Percentage change = [(647 - 37) / 37] x 100
Subtract the new number by the original number
647 - 37 = 610
610 ÷ 37 = 16.486486486486488
16.486486486486488 x 100 = 1648.65%