82.01% is the change from 378 to 688
Calculation steps:
[( 688 - 378 ) ÷ 378] x 100 = 82.01%
Formula
Percentage change = [(688 - 378) / 378] x 100
Subtract the new number by the original number
688 - 378 = 310
310 ÷ 378 = 0.8201058201058201
0.8201058201058201 x 100 = 82.01%