219.71% is the change from 208 to 665
Calculation steps:
[( 665 - 208 ) ÷ 208] x 100 = 219.71%
Formula
Percentage change = [(665 - 208) / 208] x 100
Subtract the new number by the original number
665 - 208 = 457
457 ÷ 208 = 2.1971153846153846
2.1971153846153846 x 100 = 219.71%