80% is the change from 240 to 432
Calculation steps:
[( 432 - 240 ) ÷ 240] x 100 = 80%
Formula
Percentage change = [(432 - 240) / 240] x 100
Subtract the new number by the original number
432 - 240 = 192
192 ÷ 240 = 0.8
0.8 x 100 = 80%
Example