645.71% is the change from 70 to 522
Calculation steps:
[( 522 - 70 ) ÷ 70] x 100 = 645.71%
Formula
Percentage change = [(522 - 70) / 70] x 100
Subtract the new number by the original number
522 - 70 = 452
452 ÷ 70 = 6.457142857142857
6.457142857142857 x 100 = 645.71%