45.66% is the change from 311 to 453
Calculation steps:
[( 453 - 311 ) ÷ 311] x 100 = 45.66%
Formula
Percentage change = [(453 - 311) / 311] x 100
Subtract the new number by the original number
453 - 311 = 142
142 ÷ 311 = 0.4565916398713826
0.4565916398713826 x 100 = 45.66%