17000% is the change from 1 to 171
Calculation steps:
[( 171 - 1 ) ÷ 1] x 100 = 17000%
Formula
Percentage change = [(171 - 1) / 1] x 100
Subtract the new number by the original number
171 - 1 = 170
170 ÷ 1 = 170
170 x 100 = 17000%
Example