79.18% is the change from 490 to 878
Calculation steps:
[( 878 - 490 ) ÷ 490] x 100 = 79.18%
Formula
Percentage change = [(878 - 490) / 490] x 100
Subtract the new number by the original number
878 - 490 = 388
388 ÷ 490 = 0.7918367346938775
0.7918367346938775 x 100 = 79.18%