300% is the change from 245 to 980
Calculation steps:
[( 980 - 245 ) ÷ 245] x 100 = 300%
Formula
Percentage change = [(980 - 245) / 245] x 100
Subtract the new number by the original number
980 - 245 = 735
735 ÷ 245 = 3
3 x 100 = 300%
Example