38.46% is the change from 663 to 918
Calculation steps:
[( 918 - 663 ) ÷ 663] x 100 = 38.46%
Formula
Percentage change = [(918 - 663) / 663] x 100
Subtract the new number by the original number
918 - 663 = 255
255 ÷ 663 = 0.38461538461538464
0.38461538461538464 x 100 = 38.46%