253.7% is the change from 216 to 764
Calculation steps:
[( 764 - 216 ) ÷ 216] x 100 = 253.7%
Formula
Percentage change = [(764 - 216) / 216] x 100
Subtract the new number by the original number
764 - 216 = 548
548 ÷ 216 = 2.537037037037037
2.537037037037037 x 100 = 253.7%