84% is the change from 50 to 92
Calculation steps:
[( 92 - 50 ) ÷ 50] x 100 = 84%
Formula
Percentage change = [(92 - 50) / 50] x 100
Subtract the new number by the original number
92 - 50 = 42
42 ÷ 50 = 0.84
0.84 x 100 = 84%
Example