-31.91% is the change from 987 to 672
Calculation steps:
[( 672 - 987 ) ÷ 987] x 100 = -31.91%
Formula
Percentage change = [(672 - 987) / 987] x 100
Subtract the new number by the original number
672 - 987 = -315
-315 ÷ 987 = -0.3191489361702128
-0.3191489361702128 x 100 = -31.91%