68.05% is the change from 385 to 647
Calculation steps:
[( 647 - 385 ) ÷ 385] x 100 = 68.05%
Formula
Percentage change = [(647 - 385) / 385] x 100
Subtract the new number by the original number
647 - 385 = 262
262 ÷ 385 = 0.6805194805194805
0.6805194805194805 x 100 = 68.05%