77.73% is the change from 503 to 894
Calculation steps:
[( 894 - 503 ) ÷ 503] x 100 = 77.73%
Formula
Percentage change = [(894 - 503) / 503] x 100
Subtract the new number by the original number
894 - 503 = 391
391 ÷ 503 = 0.7773359840954275
0.7773359840954275 x 100 = 77.73%