157.81% is the change from 320 to 825
Calculation steps:
[( 825 - 320 ) ÷ 320] x 100 = 157.81%
Formula
Percentage change = [(825 - 320) / 320] x 100
Subtract the new number by the original number
825 - 320 = 505
505 ÷ 320 = 1.578125
1.578125 x 100 = 157.81%