3.81% is the change from 945 to 981
Calculation steps:
[( 981 - 945 ) ÷ 945] x 100 = 3.81%
Formula
Percentage change = [(981 - 945) / 945] x 100
Subtract the new number by the original number
981 - 945 = 36
36 ÷ 945 = 0.0380952380952381
0.0380952380952381 x 100 = 3.81%