127.15% is the change from 291 to 661
Calculation steps:
[( 661 - 291 ) ÷ 291] x 100 = 127.15%
Formula
Percentage change = [(661 - 291) / 291] x 100
Subtract the new number by the original number
661 - 291 = 370
370 ÷ 291 = 1.2714776632302405
1.2714776632302405 x 100 = 127.15%