897.96% is the change from 98 to 978
Calculation steps:
[( 978 - 98 ) ÷ 98] x 100 = 897.96%
Formula
Percentage change = [(978 - 98) / 98] x 100
Subtract the new number by the original number
978 - 98 = 880
880 ÷ 98 = 8.979591836734693
8.979591836734693 x 100 = 897.96%