1275.41% is the change from 61 to 839
Calculation steps:
[( 839 - 61 ) ÷ 61] x 100 = 1275.41%
Formula
Percentage change = [(839 - 61) / 61] x 100
Subtract the new number by the original number
839 - 61 = 778
778 ÷ 61 = 12.754098360655737
12.754098360655737 x 100 = 1275.41%