47.9% is the change from 453 to 670
Calculation steps:
[( 670 - 453 ) ÷ 453] x 100 = 47.9%
Formula
Percentage change = [(670 - 453) / 453] x 100
Subtract the new number by the original number
670 - 453 = 217
217 ÷ 453 = 0.47902869757174393
0.47902869757174393 x 100 = 47.9%