59.62% is the change from 312 to 498
Calculation steps:
[( 498 - 312 ) ÷ 312] x 100 = 59.62%
Formula
Percentage change = [(498 - 312) / 312] x 100
Subtract the new number by the original number
498 - 312 = 186
186 ÷ 312 = 0.5961538461538461
0.5961538461538461 x 100 = 59.62%