106.35% is the change from 252 to 520
Calculation steps:
[( 520 - 252 ) ÷ 252] x 100 = 106.35%
Formula
Percentage change = [(520 - 252) / 252] x 100
Subtract the new number by the original number
520 - 252 = 268
268 ÷ 252 = 1.0634920634920635
1.0634920634920635 x 100 = 106.35%