110% is the change from 150 to 315
Calculation steps:
[( 315 - 150 ) ÷ 150] x 100 = 110%
Formula
Percentage change = [(315 - 150) / 150] x 100
Subtract the new number by the original number
315 - 150 = 165
165 ÷ 150 = 1.1
1.1 x 100 = 110%
Example