138.33% is the change from 347 to 827
Calculation steps:
[( 827 - 347 ) ÷ 347] x 100 = 138.33%
Formula
Percentage change = [(827 - 347) / 347] x 100
Subtract the new number by the original number
827 - 347 = 480
480 ÷ 347 = 1.38328530259366
1.38328530259366 x 100 = 138.33%