142.18% is the change from 211 to 511
Calculation steps:
[( 511 - 211 ) ÷ 211] x 100 = 142.18%
Formula
Percentage change = [(511 - 211) / 211] x 100
Subtract the new number by the original number
511 - 211 = 300
300 ÷ 211 = 1.4218009478672986
1.4218009478672986 x 100 = 142.18%