9925% is the change from 4 to 401
Calculation steps:
[( 401 - 4 ) ÷ 4] x 100 = 9925%
Formula
Percentage change = [(401 - 4) / 4] x 100
Subtract the new number by the original number
401 - 4 = 397
397 ÷ 4 = 99.25
99.25 x 100 = 9925%
Example