46.01% is the change from 213 to 311
Calculation steps:
[( 311 - 213 ) ÷ 213] x 100 = 46.01%
Formula
Percentage change = [(311 - 213) / 213] x 100
Subtract the new number by the original number
311 - 213 = 98
98 ÷ 213 = 0.460093896713615
0.460093896713615 x 100 = 46.01%