-89.67% is the change from 978 to 101
Calculation steps:
[( 101 - 978 ) ÷ 978] x 100 = -89.67%
Formula
Percentage change = [(101 - 978) / 978] x 100
Subtract the new number by the original number
101 - 978 = -877
-877 ÷ 978 = -0.8967280163599182
-0.8967280163599182 x 100 = -89.67%