364.49% is the change from 138 to 641
Calculation steps:
[( 641 - 138 ) ÷ 138] x 100 = 364.49%
Formula
Percentage change = [(641 - 138) / 138] x 100
Subtract the new number by the original number
641 - 138 = 503
503 ÷ 138 = 3.6449275362318843
3.6449275362318843 x 100 = 364.49%