1042.86% is the change from 56 to 640
Calculation steps:
[( 640 - 56 ) ÷ 56] x 100 = 1042.86%
Formula
Percentage change = [(640 - 56) / 56] x 100
Subtract the new number by the original number
640 - 56 = 584
584 ÷ 56 = 10.428571428571429
10.428571428571429 x 100 = 1042.86%