40.98% is the change from 488 to 688
Calculation steps:
[( 688 - 488 ) ÷ 488] x 100 = 40.98%
Formula
Percentage change = [(688 - 488) / 488] x 100
Subtract the new number by the original number
688 - 488 = 200
200 ÷ 488 = 0.4098360655737705
0.4098360655737705 x 100 = 40.98%