43.66% is the change from 213 to 306
Calculation steps:
[( 306 - 213 ) ÷ 213] x 100 = 43.66%
Formula
Percentage change = [(306 - 213) / 213] x 100
Subtract the new number by the original number
306 - 213 = 93
93 ÷ 213 = 0.43661971830985913
0.43661971830985913 x 100 = 43.66%