240.42% is the change from 287 to 977
Calculation steps:
[( 977 - 287 ) ÷ 287] x 100 = 240.42%
Formula
Percentage change = [(977 - 287) / 287] x 100
Subtract the new number by the original number
977 - 287 = 690
690 ÷ 287 = 2.4041811846689893
2.4041811846689893 x 100 = 240.42%