76.7% is the change from 485 to 857
Calculation steps:
[( 857 - 485 ) ÷ 485] x 100 = 76.7%
Formula
Percentage change = [(857 - 485) / 485] x 100
Subtract the new number by the original number
857 - 485 = 372
372 ÷ 485 = 0.7670103092783506
0.7670103092783506 x 100 = 76.7%