154.02% is the change from 87 to 221
Calculation steps:
[( 221 - 87 ) ÷ 87] x 100 = 154.02%
Formula
Percentage change = [(221 - 87) / 87] x 100
Subtract the new number by the original number
221 - 87 = 134
134 ÷ 87 = 1.5402298850574712
1.5402298850574712 x 100 = 154.02%