821.05% is the change from 38 to 350
Calculation steps:
[( 350 - 38 ) ÷ 38] x 100 = 821.05%
Formula
Percentage change = [(350 - 38) / 38] x 100
Subtract the new number by the original number
350 - 38 = 312
312 ÷ 38 = 8.210526315789474
8.210526315789474 x 100 = 821.05%