198.56% is the change from 209 to 624
Calculation steps:
[( 624 - 209 ) ÷ 209] x 100 = 198.56%
Formula
Percentage change = [(624 - 209) / 209] x 100
Subtract the new number by the original number
624 - 209 = 415
415 ÷ 209 = 1.985645933014354
1.985645933014354 x 100 = 198.56%