75.38% is the change from 520 to 912
Calculation steps:
[( 912 - 520 ) ÷ 520] x 100 = 75.38%
Formula
Percentage change = [(912 - 520) / 520] x 100
Subtract the new number by the original number
912 - 520 = 392
392 ÷ 520 = 0.7538461538461538
0.7538461538461538 x 100 = 75.38%