145.71% is the change from 210 to 516
Calculation steps:
[( 516 - 210 ) ÷ 210] x 100 = 145.71%
Formula
Percentage change = [(516 - 210) / 210] x 100
Subtract the new number by the original number
516 - 210 = 306
306 ÷ 210 = 1.457142857142857
1.457142857142857 x 100 = 145.71%