284.3% is the change from 242 to 930
Calculation steps:
[( 930 - 242 ) ÷ 242] x 100 = 284.3%
Formula
Percentage change = [(930 - 242) / 242] x 100
Subtract the new number by the original number
930 - 242 = 688
688 ÷ 242 = 2.84297520661157
2.84297520661157 x 100 = 284.3%