768.49% is the change from 73 to 634
Calculation steps:
[( 634 - 73 ) ÷ 73] x 100 = 768.49%
Formula
Percentage change = [(634 - 73) / 73] x 100
Subtract the new number by the original number
634 - 73 = 561
561 ÷ 73 = 7.684931506849315
7.684931506849315 x 100 = 768.49%