865.71% is the change from 70 to 676
Calculation steps:
[( 676 - 70 ) ÷ 70] x 100 = 865.71%
Formula
Percentage change = [(676 - 70) / 70] x 100
Subtract the new number by the original number
676 - 70 = 606
606 ÷ 70 = 8.657142857142857
8.657142857142857 x 100 = 865.71%