235.35% is the change from 198 to 664
Calculation steps:
[( 664 - 198 ) ÷ 198] x 100 = 235.35%
Formula
Percentage change = [(664 - 198) / 198] x 100
Subtract the new number by the original number
664 - 198 = 466
466 ÷ 198 = 2.3535353535353534
2.3535353535353534 x 100 = 235.35%