69.31% is the change from 101 to 171
Calculation steps:
[( 171 - 101 ) ÷ 101] x 100 = 69.31%
Formula
Percentage change = [(171 - 101) / 101] x 100
Subtract the new number by the original number
171 - 101 = 70
70 ÷ 101 = 0.693069306930693
0.693069306930693 x 100 = 69.31%