52.78% is the change from 288 to 440
Calculation steps:
[( 440 - 288 ) ÷ 288] x 100 = 52.78%
Formula
Percentage change = [(440 - 288) / 288] x 100
Subtract the new number by the original number
440 - 288 = 152
152 ÷ 288 = 0.5277777777777778
0.5277777777777778 x 100 = 52.78%