-3.07% is the change from 944 to 915
Calculation steps:
[( 915 - 944 ) ÷ 944] x 100 = -3.07%
Formula
Percentage change = [(915 - 944) / 944] x 100
Subtract the new number by the original number
915 - 944 = -29
-29 ÷ 944 = -0.03072033898305085
-0.03072033898305085 x 100 = -3.07%