296.3% is the change from 243 to 963
Calculation steps:
[( 963 - 243 ) ÷ 243] x 100 = 296.3%
Formula
Percentage change = [(963 - 243) / 243] x 100
Subtract the new number by the original number
963 - 243 = 720
720 ÷ 243 = 2.962962962962963
2.962962962962963 x 100 = 296.3%