2156.25% is the change from 16 to 361
Calculation steps:
[( 361 - 16 ) ÷ 16] x 100 = 2156.25%
Formula
Percentage change = [(361 - 16) / 16] x 100
Subtract the new number by the original number
361 - 16 = 345
345 ÷ 16 = 21.5625
21.5625 x 100 = 2156.25%