847.89% is the change from 71 to 673
Calculation steps:
[( 673 - 71 ) ÷ 71] x 100 = 847.89%
Formula
Percentage change = [(673 - 71) / 71] x 100
Subtract the new number by the original number
673 - 71 = 602
602 ÷ 71 = 8.47887323943662
8.47887323943662 x 100 = 847.89%