98.7% is the change from 154 to 306
Calculation steps:
[( 306 - 154 ) ÷ 154] x 100 = 98.7%
Formula
Percentage change = [(306 - 154) / 154] x 100
Subtract the new number by the original number
306 - 154 = 152
152 ÷ 154 = 0.987012987012987
0.987012987012987 x 100 = 98.7%