87.67% is the change from 503 to 944
Calculation steps:
[( 944 - 503 ) ÷ 503] x 100 = 87.67%
Formula
Percentage change = [(944 - 503) / 503] x 100
Subtract the new number by the original number
944 - 503 = 441
441 ÷ 503 = 0.8767395626242545
0.8767395626242545 x 100 = 87.67%