164.29% is the change from 210 to 555
Calculation steps:
[( 555 - 210 ) ÷ 210] x 100 = 164.29%
Formula
Percentage change = [(555 - 210) / 210] x 100
Subtract the new number by the original number
555 - 210 = 345
345 ÷ 210 = 1.6428571428571428
1.6428571428571428 x 100 = 164.29%