841.1% is the change from 73 to 687
Calculation steps:
[( 687 - 73 ) ÷ 73] x 100 = 841.1%
Formula
Percentage change = [(687 - 73) / 73] x 100
Subtract the new number by the original number
687 - 73 = 614
614 ÷ 73 = 8.41095890410959
8.41095890410959 x 100 = 841.1%