578.57% is the change from 70 to 475
Calculation steps:
[( 475 - 70 ) ÷ 70] x 100 = 578.57%
Formula
Percentage change = [(475 - 70) / 70] x 100
Subtract the new number by the original number
475 - 70 = 405
405 ÷ 70 = 5.785714285714286
5.785714285714286 x 100 = 578.57%