97.49% is the change from 199 to 393
Calculation steps:
[( 393 - 199 ) ÷ 199] x 100 = 97.49%
Formula
Percentage change = [(393 - 199) / 199] x 100
Subtract the new number by the original number
393 - 199 = 194
194 ÷ 199 = 0.9748743718592965
0.9748743718592965 x 100 = 97.49%