242.91% is the change from 247 to 847
Calculation steps:
[( 847 - 247 ) ÷ 247] x 100 = 242.91%
Formula
Percentage change = [(847 - 247) / 247] x 100
Subtract the new number by the original number
847 - 247 = 600
600 ÷ 247 = 2.42914979757085
2.42914979757085 x 100 = 242.91%