255.45% is the change from 211 to 750
Calculation steps:
[( 750 - 211 ) ÷ 211] x 100 = 255.45%
Formula
Percentage change = [(750 - 211) / 211] x 100
Subtract the new number by the original number
750 - 211 = 539
539 ÷ 211 = 2.5545023696682465
2.5545023696682465 x 100 = 255.45%