6.98% is the change from 487 to 521
Calculation steps:
[( 521 - 487 ) ÷ 487] x 100 = 6.98%
Formula
Percentage change = [(521 - 487) / 487] x 100
Subtract the new number by the original number
521 - 487 = 34
34 ÷ 487 = 0.06981519507186858
0.06981519507186858 x 100 = 6.98%