135.31% is the change from 320 to 753
Calculation steps:
[( 753 - 320 ) ÷ 320] x 100 = 135.31%
Formula
Percentage change = [(753 - 320) / 320] x 100
Subtract the new number by the original number
753 - 320 = 433
433 ÷ 320 = 1.353125
1.353125 x 100 = 135.31%