71.15% is the change from 520 to 890
Calculation steps:
[( 890 - 520 ) ÷ 520] x 100 = 71.15%
Formula
Percentage change = [(890 - 520) / 520] x 100
Subtract the new number by the original number
890 - 520 = 370
370 ÷ 520 = 0.7115384615384616
0.7115384615384616 x 100 = 71.15%