957.14% is the change from 63 to 666
Calculation steps:
[( 666 - 63 ) ÷ 63] x 100 = 957.14%
Formula
Percentage change = [(666 - 63) / 63] x 100
Subtract the new number by the original number
666 - 63 = 603
603 ÷ 63 = 9.571428571428571
9.571428571428571 x 100 = 957.14%