314.47% is the change from 228 to 945
Calculation steps:
[( 945 - 228 ) ÷ 228] x 100 = 314.47%
Formula
Percentage change = [(945 - 228) / 228] x 100
Subtract the new number by the original number
945 - 228 = 717
717 ÷ 228 = 3.1447368421052633
3.1447368421052633 x 100 = 314.47%