151.21% is the change from 207 to 520
Calculation steps:
[( 520 - 207 ) ÷ 207] x 100 = 151.21%
Formula
Percentage change = [(520 - 207) / 207] x 100
Subtract the new number by the original number
520 - 207 = 313
313 ÷ 207 = 1.5120772946859904
1.5120772946859904 x 100 = 151.21%