847.47% is the change from 99 to 938
Calculation steps:
[( 938 - 99 ) ÷ 99] x 100 = 847.47%
Formula
Percentage change = [(938 - 99) / 99] x 100
Subtract the new number by the original number
938 - 99 = 839
839 ÷ 99 = 8.474747474747474
8.474747474747474 x 100 = 847.47%