864.29% is the change from 70 to 675
Calculation steps:
[( 675 - 70 ) ÷ 70] x 100 = 864.29%
Formula
Percentage change = [(675 - 70) / 70] x 100
Subtract the new number by the original number
675 - 70 = 605
605 ÷ 70 = 8.642857142857142
8.642857142857142 x 100 = 864.29%