281.18% is the change from 255 to 972
Calculation steps:
[( 972 - 255 ) ÷ 255] x 100 = 281.18%
Formula
Percentage change = [(972 - 255) / 255] x 100
Subtract the new number by the original number
972 - 255 = 717
717 ÷ 255 = 2.8117647058823527
2.8117647058823527 x 100 = 281.18%