81.73% is the change from 208 to 378
Calculation steps:
[( 378 - 208 ) ÷ 208] x 100 = 81.73%
Formula
Percentage change = [(378 - 208) / 208] x 100
Subtract the new number by the original number
378 - 208 = 170
170 ÷ 208 = 0.8173076923076923
0.8173076923076923 x 100 = 81.73%