470.47% is the change from 149 to 850
Calculation steps:
[( 850 - 149 ) ÷ 149] x 100 = 470.47%
Formula
Percentage change = [(850 - 149) / 149] x 100
Subtract the new number by the original number
850 - 149 = 701
701 ÷ 149 = 4.704697986577181
4.704697986577181 x 100 = 470.47%