242.45% is the change from 245 to 839
Calculation steps:
[( 839 - 245 ) ÷ 245] x 100 = 242.45%
Formula
Percentage change = [(839 - 245) / 245] x 100
Subtract the new number by the original number
839 - 245 = 594
594 ÷ 245 = 2.4244897959183676
2.4244897959183676 x 100 = 242.45%