163.44% is the change from 186 to 490
Calculation steps:
[( 490 - 186 ) ÷ 186] x 100 = 163.44%
Formula
Percentage change = [(490 - 186) / 186] x 100
Subtract the new number by the original number
490 - 186 = 304
304 ÷ 186 = 1.6344086021505377
1.6344086021505377 x 100 = 163.44%