201.4% is the change from 214 to 645
Calculation steps:
[( 645 - 214 ) ÷ 214] x 100 = 201.4%
Formula
Percentage change = [(645 - 214) / 214] x 100
Subtract the new number by the original number
645 - 214 = 431
431 ÷ 214 = 2.014018691588785
2.014018691588785 x 100 = 201.4%