54.29% is the change from 490 to 756
Calculation steps:
[( 756 - 490 ) ÷ 490] x 100 = 54.29%
Formula
Percentage change = [(756 - 490) / 490] x 100
Subtract the new number by the original number
756 - 490 = 266
266 ÷ 490 = 0.5428571428571428
0.5428571428571428 x 100 = 54.29%