678.05% is the change from 123 to 957
Calculation steps:
[( 957 - 123 ) ÷ 123] x 100 = 678.05%
Formula
Percentage change = [(957 - 123) / 123] x 100
Subtract the new number by the original number
957 - 123 = 834
834 ÷ 123 = 6.780487804878049
6.780487804878049 x 100 = 678.05%