40.36% is the change from 389 to 546
Calculation steps:
[( 546 - 389 ) ÷ 389] x 100 = 40.36%
Formula
Percentage change = [(546 - 389) / 389] x 100
Subtract the new number by the original number
546 - 389 = 157
157 ÷ 389 = 0.40359897172236503
0.40359897172236503 x 100 = 40.36%