120% is the change from 270 to 594
Calculation steps:
[( 594 - 270 ) ÷ 270] x 100 = 120%
Formula
Percentage change = [(594 - 270) / 270] x 100
Subtract the new number by the original number
594 - 270 = 324
324 ÷ 270 = 1.2
1.2 x 100 = 120%
Example