492.7% is the change from 137 to 812
Calculation steps:
[( 812 - 137 ) ÷ 137] x 100 = 492.7%
Formula
Percentage change = [(812 - 137) / 137] x 100
Subtract the new number by the original number
812 - 137 = 675
675 ÷ 137 = 4.927007299270073
4.927007299270073 x 100 = 492.7%