338.12% is the change from 223 to 977
Calculation steps:
[( 977 - 223 ) ÷ 223] x 100 = 338.12%
Formula
Percentage change = [(977 - 223) / 223] x 100
Subtract the new number by the original number
977 - 223 = 754
754 ÷ 223 = 3.381165919282511
3.381165919282511 x 100 = 338.12%