2381.25% is the change from 16 to 397
Calculation steps:
[( 397 - 16 ) ÷ 16] x 100 = 2381.25%
Formula
Percentage change = [(397 - 16) / 16] x 100
Subtract the new number by the original number
397 - 16 = 381
381 ÷ 16 = 23.8125
23.8125 x 100 = 2381.25%