473.24% is the change from 71 to 407
Calculation steps:
[( 407 - 71 ) ÷ 71] x 100 = 473.24%
Formula
Percentage change = [(407 - 71) / 71] x 100
Subtract the new number by the original number
407 - 71 = 336
336 ÷ 71 = 4.732394366197183
4.732394366197183 x 100 = 473.24%