960.66% is the change from 61 to 647
Calculation steps:
[( 647 - 61 ) ÷ 61] x 100 = 960.66%
Formula
Percentage change = [(647 - 61) / 61] x 100
Subtract the new number by the original number
647 - 61 = 586
586 ÷ 61 = 9.60655737704918
9.60655737704918 x 100 = 960.66%