21.98% is the change from 678 to 827
Calculation steps:
[( 827 - 678 ) ÷ 678] x 100 = 21.98%
Formula
Percentage change = [(827 - 678) / 678] x 100
Subtract the new number by the original number
827 - 678 = 149
149 ÷ 678 = 0.21976401179941002
0.21976401179941002 x 100 = 21.98%