907.22% is the change from 97 to 977
Calculation steps:
[( 977 - 97 ) ÷ 97] x 100 = 907.22%
Formula
Percentage change = [(977 - 97) / 97] x 100
Subtract the new number by the original number
977 - 97 = 880
880 ÷ 97 = 9.072164948453608
9.072164948453608 x 100 = 907.22%