143.4% is the change from 212 to 516
Calculation steps:
[( 516 - 212 ) ÷ 212] x 100 = 143.4%
Formula
Percentage change = [(516 - 212) / 212] x 100
Subtract the new number by the original number
516 - 212 = 304
304 ÷ 212 = 1.4339622641509433
1.4339622641509433 x 100 = 143.4%