346.12% is the change from 219 to 977
Calculation steps:
[( 977 - 219 ) ÷ 219] x 100 = 346.12%
Formula
Percentage change = [(977 - 219) / 219] x 100
Subtract the new number by the original number
977 - 219 = 758
758 ÷ 219 = 3.461187214611872
3.461187214611872 x 100 = 346.12%