1574% is the change from 50 to 837
Calculation steps:
[( 837 - 50 ) ÷ 50] x 100 = 1574%
Formula
Percentage change = [(837 - 50) / 50] x 100
Subtract the new number by the original number
837 - 50 = 787
787 ÷ 50 = 15.74
15.74 x 100 = 1574%
Example