221.43% is the change from 168 to 540
Calculation steps:
[( 540 - 168 ) ÷ 168] x 100 = 221.43%
Formula
Percentage change = [(540 - 168) / 168] x 100
Subtract the new number by the original number
540 - 168 = 372
372 ÷ 168 = 2.2142857142857144
2.2142857142857144 x 100 = 221.43%