-7.09% is the change from 987 to 917
Calculation steps:
[( 917 - 987 ) ÷ 987] x 100 = -7.09%
Formula
Percentage change = [(917 - 987) / 987] x 100
Subtract the new number by the original number
917 - 987 = -70
-70 ÷ 987 = -0.07092198581560284
-0.07092198581560284 x 100 = -7.09%