644.3% is the change from 79 to 588
Calculation steps:
[( 588 - 79 ) ÷ 79] x 100 = 644.3%
Formula
Percentage change = [(588 - 79) / 79] x 100
Subtract the new number by the original number
588 - 79 = 509
509 ÷ 79 = 6.443037974683544
6.443037974683544 x 100 = 644.3%