-91.54% is the change from 910 to 77
Calculation steps:
[( 77 - 910 ) ÷ 910] x 100 = -91.54%
Formula
Percentage change = [(77 - 910) / 910] x 100
Subtract the new number by the original number
77 - 910 = -833
-833 ÷ 910 = -0.9153846153846154
-0.9153846153846154 x 100 = -91.54%