69.64% is the change from 392 to 665
Calculation steps:
[( 665 - 392 ) ÷ 392] x 100 = 69.64%
Formula
Percentage change = [(665 - 392) / 392] x 100
Subtract the new number by the original number
665 - 392 = 273
273 ÷ 392 = 0.6964285714285714
0.6964285714285714 x 100 = 69.64%