248.6% is the change from 214 to 746
Calculation steps:
[( 746 - 214 ) ÷ 214] x 100 = 248.6%
Formula
Percentage change = [(746 - 214) / 214] x 100
Subtract the new number by the original number
746 - 214 = 532
532 ÷ 214 = 2.485981308411215
2.485981308411215 x 100 = 248.6%