0.72% is the change from 417 to 420
Calculation steps:
[( 420 - 417 ) ÷ 417] x 100 = 0.72%
Formula
Percentage change = [(420 - 417) / 417] x 100
Subtract the new number by the original number
420 - 417 = 3
3 ÷ 417 = 0.007194244604316547
0.007194244604316547 x 100 = 0.72%