6.25% is the change from 160 to 170
Calculation steps:
[( 170 - 160 ) ÷ 160] x 100 = 6.25%
Formula
Percentage change = [(170 - 160) / 160] x 100
Subtract the new number by the original number
170 - 160 = 10
10 ÷ 160 = 0.0625
0.0625 x 100 = 6.25%
Example