71.51% is the change from 186 to 319
Calculation steps:
[( 319 - 186 ) ÷ 186] x 100 = 71.51%
Formula
Percentage change = [(319 - 186) / 186] x 100
Subtract the new number by the original number
319 - 186 = 133
133 ÷ 186 = 0.7150537634408602
0.7150537634408602 x 100 = 71.51%