127.03% is the change from 370 to 840
Calculation steps:
[( 840 - 370 ) ÷ 370] x 100 = 127.03%
Formula
Percentage change = [(840 - 370) / 370] x 100
Subtract the new number by the original number
840 - 370 = 470
470 ÷ 370 = 1.2702702702702702
1.2702702702702702 x 100 = 127.03%