150.92% is the change from 271 to 680
Calculation steps:
[( 680 - 271 ) ÷ 271] x 100 = 150.92%
Formula
Percentage change = [(680 - 271) / 271] x 100
Subtract the new number by the original number
680 - 271 = 409
409 ÷ 271 = 1.5092250922509225
1.5092250922509225 x 100 = 150.92%