196.49% is the change from 171 to 507
Calculation steps:
[( 507 - 171 ) ÷ 171] x 100 = 196.49%
Formula
Percentage change = [(507 - 171) / 171] x 100
Subtract the new number by the original number
507 - 171 = 336
336 ÷ 171 = 1.9649122807017543
1.9649122807017543 x 100 = 196.49%