397.83% is the change from 138 to 687
Calculation steps:
[( 687 - 138 ) ÷ 138] x 100 = 397.83%
Formula
Percentage change = [(687 - 138) / 138] x 100
Subtract the new number by the original number
687 - 138 = 549
549 ÷ 138 = 3.9782608695652173
3.9782608695652173 x 100 = 397.83%