85.63% is the change from 320 to 594
Calculation steps:
[( 594 - 320 ) ÷ 320] x 100 = 85.63%
Formula
Percentage change = [(594 - 320) / 320] x 100
Subtract the new number by the original number
594 - 320 = 274
274 ÷ 320 = 0.85625
0.85625 x 100 = 85.63%