378.3% is the change from 106 to 507
Calculation steps:
[( 507 - 106 ) ÷ 106] x 100 = 378.3%
Formula
Percentage change = [(507 - 106) / 106] x 100
Subtract the new number by the original number
507 - 106 = 401
401 ÷ 106 = 3.7830188679245285
3.7830188679245285 x 100 = 378.3%