-7.2% is the change from 972 to 902
Calculation steps:
[( 902 - 972 ) ÷ 972] x 100 = -7.2%
Formula
Percentage change = [(902 - 972) / 972] x 100
Subtract the new number by the original number
902 - 972 = -70
-70 ÷ 972 = -0.0720164609053498
-0.0720164609053498 x 100 = -7.2%