70.47% is the change from 298 to 508
Calculation steps:
[( 508 - 298 ) ÷ 298] x 100 = 70.47%
Formula
Percentage change = [(508 - 298) / 298] x 100
Subtract the new number by the original number
508 - 298 = 210
210 ÷ 298 = 0.7046979865771812
0.7046979865771812 x 100 = 70.47%