438.78% is the change from 98 to 528
Calculation steps:
[( 528 - 98 ) ÷ 98] x 100 = 438.78%
Formula
Percentage change = [(528 - 98) / 98] x 100
Subtract the new number by the original number
528 - 98 = 430
430 ÷ 98 = 4.387755102040816
4.387755102040816 x 100 = 438.78%