86.56% is the change from 506 to 944
Calculation steps:
[( 944 - 506 ) ÷ 506] x 100 = 86.56%
Formula
Percentage change = [(944 - 506) / 506] x 100
Subtract the new number by the original number
944 - 506 = 438
438 ÷ 506 = 0.8656126482213439
0.8656126482213439 x 100 = 86.56%