95.28% is the change from 509 to 994
Calculation steps:
[( 994 - 509 ) ÷ 509] x 100 = 95.28%
Formula
Percentage change = [(994 - 509) / 509] x 100
Subtract the new number by the original number
994 - 509 = 485
485 ÷ 509 = 0.9528487229862476
0.9528487229862476 x 100 = 95.28%