81.6% is the change from 163 to 296
Calculation steps:
[( 296 - 163 ) ÷ 163] x 100 = 81.6%
Formula
Percentage change = [(296 - 163) / 163] x 100
Subtract the new number by the original number
296 - 163 = 133
133 ÷ 163 = 0.8159509202453987
0.8159509202453987 x 100 = 81.6%