27.01% is the change from 770 to 978
Calculation steps:
[( 978 - 770 ) ÷ 770] x 100 = 27.01%
Formula
Percentage change = [(978 - 770) / 770] x 100
Subtract the new number by the original number
978 - 770 = 208
208 ÷ 770 = 0.2701298701298701
0.2701298701298701 x 100 = 27.01%