16.56% is the change from 320 to 373
Calculation steps:
[( 373 - 320 ) ÷ 320] x 100 = 16.56%
Formula
Percentage change = [(373 - 320) / 320] x 100
Subtract the new number by the original number
373 - 320 = 53
53 ÷ 320 = 0.165625
0.165625 x 100 = 16.56%