100.92% is the change from 218 to 438
Calculation steps:
[( 438 - 218 ) ÷ 218] x 100 = 100.92%
Formula
Percentage change = [(438 - 218) / 218] x 100
Subtract the new number by the original number
438 - 218 = 220
220 ÷ 218 = 1.0091743119266054
1.0091743119266054 x 100 = 100.92%