149.8% is the change from 247 to 617
Calculation steps:
[( 617 - 247 ) ÷ 247] x 100 = 149.8%
Formula
Percentage change = [(617 - 247) / 247] x 100
Subtract the new number by the original number
617 - 247 = 370
370 ÷ 247 = 1.4979757085020242
1.4979757085020242 x 100 = 149.8%