31.29% is the change from 163 to 214
Calculation steps:
[( 214 - 163 ) ÷ 163] x 100 = 31.29%
Formula
Percentage change = [(214 - 163) / 163] x 100
Subtract the new number by the original number
214 - 163 = 51
51 ÷ 163 = 0.3128834355828221
0.3128834355828221 x 100 = 31.29%