29.77% is the change from 655 to 850
Calculation steps:
[( 850 - 655 ) ÷ 655] x 100 = 29.77%
Formula
Percentage change = [(850 - 655) / 655] x 100
Subtract the new number by the original number
850 - 655 = 195
195 ÷ 655 = 0.29770992366412213
0.29770992366412213 x 100 = 29.77%