38.76% is the change from 663 to 920
Calculation steps:
[( 920 - 663 ) ÷ 663] x 100 = 38.76%
Formula
Percentage change = [(920 - 663) / 663] x 100
Subtract the new number by the original number
920 - 663 = 257
257 ÷ 663 = 0.38763197586727
0.38763197586727 x 100 = 38.76%