284.62% is the change from 260 to 1000
Calculation steps:
[( 1000 - 260 ) ÷ 260] x 100 = 284.62%
Formula
Percentage change = [(1000 - 260) / 260] x 100
Subtract the new number by the original number
1000 - 260 = 740
740 ÷ 260 = 2.8461538461538463
2.8461538461538463 x 100 = 284.62%