275.31% is the change from 243 to 912
Calculation steps:
[( 912 - 243 ) ÷ 243] x 100 = 275.31%
Formula
Percentage change = [(912 - 243) / 243] x 100
Subtract the new number by the original number
912 - 243 = 669
669 ÷ 243 = 2.753086419753086
2.753086419753086 x 100 = 275.31%