44.38% is the change from 320 to 462
Calculation steps:
[( 462 - 320 ) ÷ 320] x 100 = 44.38%
Formula
Percentage change = [(462 - 320) / 320] x 100
Subtract the new number by the original number
462 - 320 = 142
142 ÷ 320 = 0.44375
0.44375 x 100 = 44.38%