47.8% is the change from 318 to 470
Calculation steps:
[( 470 - 318 ) ÷ 318] x 100 = 47.8%
Formula
Percentage change = [(470 - 318) / 318] x 100
Subtract the new number by the original number
470 - 318 = 152
152 ÷ 318 = 0.4779874213836478
0.4779874213836478 x 100 = 47.8%