258.08% is the change from 198 to 709
Calculation steps:
[( 709 - 198 ) ÷ 198] x 100 = 258.08%
Formula
Percentage change = [(709 - 198) / 198] x 100
Subtract the new number by the original number
709 - 198 = 511
511 ÷ 198 = 2.580808080808081
2.580808080808081 x 100 = 258.08%