122.94% is the change from 218 to 486
Calculation steps:
[( 486 - 218 ) ÷ 218] x 100 = 122.94%
Formula
Percentage change = [(486 - 218) / 218] x 100
Subtract the new number by the original number
486 - 218 = 268
268 ÷ 218 = 1.2293577981651376
1.2293577981651376 x 100 = 122.94%