44.71% is the change from 340 to 492
Calculation steps:
[( 492 - 340 ) ÷ 340] x 100 = 44.71%
Formula
Percentage change = [(492 - 340) / 340] x 100
Subtract the new number by the original number
492 - 340 = 152
152 ÷ 340 = 0.4470588235294118
0.4470588235294118 x 100 = 44.71%