52.88% is the change from 312 to 477
Calculation steps:
[( 477 - 312 ) ÷ 312] x 100 = 52.88%
Formula
Percentage change = [(477 - 312) / 312] x 100
Subtract the new number by the original number
477 - 312 = 165
165 ÷ 312 = 0.5288461538461539
0.5288461538461539 x 100 = 52.88%