240.65% is the change from 278 to 947
Calculation steps:
[( 947 - 278 ) ÷ 278] x 100 = 240.65%
Formula
Percentage change = [(947 - 278) / 278] x 100
Subtract the new number by the original number
947 - 278 = 669
669 ÷ 278 = 2.406474820143885
2.406474820143885 x 100 = 240.65%