79.75% is the change from 158 to 284
Calculation steps:
[( 284 - 158 ) ÷ 158] x 100 = 79.75%
Formula
Percentage change = [(284 - 158) / 158] x 100
Subtract the new number by the original number
284 - 158 = 126
126 ÷ 158 = 0.7974683544303798
0.7974683544303798 x 100 = 79.75%