1726.09% is the change from 23 to 420
Calculation steps:
[( 420 - 23 ) ÷ 23] x 100 = 1726.09%
Formula
Percentage change = [(420 - 23) / 23] x 100
Subtract the new number by the original number
420 - 23 = 397
397 ÷ 23 = 17.26086956521739
17.26086956521739 x 100 = 1726.09%