-3.91% is the change from 972 to 934
Calculation steps:
[( 934 - 972 ) ÷ 972] x 100 = -3.91%
Formula
Percentage change = [(934 - 972) / 972] x 100
Subtract the new number by the original number
934 - 972 = -38
-38 ÷ 972 = -0.03909465020576132
-0.03909465020576132 x 100 = -3.91%