21.04% is the change from 770 to 932
Calculation steps:
[( 932 - 770 ) ÷ 770] x 100 = 21.04%
Formula
Percentage change = [(932 - 770) / 770] x 100
Subtract the new number by the original number
932 - 770 = 162
162 ÷ 770 = 0.21038961038961038
0.21038961038961038 x 100 = 21.04%