243.12% is the change from 276 to 947
Calculation steps:
[( 947 - 276 ) ÷ 276] x 100 = 243.12%
Formula
Percentage change = [(947 - 276) / 276] x 100
Subtract the new number by the original number
947 - 276 = 671
671 ÷ 276 = 2.431159420289855
2.431159420289855 x 100 = 243.12%