21.62% is the change from 777 to 945
Calculation steps:
[( 945 - 777 ) ÷ 777] x 100 = 21.62%
Formula
Percentage change = [(945 - 777) / 777] x 100
Subtract the new number by the original number
945 - 777 = 168
168 ÷ 777 = 0.21621621621621623
0.21621621621621623 x 100 = 21.62%