248.85% is the change from 217 to 757
Calculation steps:
[( 757 - 217 ) ÷ 217] x 100 = 248.85%
Formula
Percentage change = [(757 - 217) / 217] x 100
Subtract the new number by the original number
757 - 217 = 540
540 ÷ 217 = 2.488479262672811
2.488479262672811 x 100 = 248.85%