38.94% is the change from 678 to 942
Calculation steps:
[( 942 - 678 ) ÷ 678] x 100 = 38.94%
Formula
Percentage change = [(942 - 678) / 678] x 100
Subtract the new number by the original number
942 - 678 = 264
264 ÷ 678 = 0.3893805309734513
0.3893805309734513 x 100 = 38.94%