87.24% is the change from 243 to 455
Calculation steps:
[( 455 - 243 ) ÷ 243] x 100 = 87.24%
Formula
Percentage change = [(455 - 243) / 243] x 100
Subtract the new number by the original number
455 - 243 = 212
212 ÷ 243 = 0.8724279835390947
0.8724279835390947 x 100 = 87.24%