199.5% is the change from 199 to 596
Calculation steps:
[( 596 - 199 ) ÷ 199] x 100 = 199.5%
Formula
Percentage change = [(596 - 199) / 199] x 100
Subtract the new number by the original number
596 - 199 = 397
397 ÷ 199 = 1.9949748743718594
1.9949748743718594 x 100 = 199.5%