86.7% is the change from 218 to 407
Calculation steps:
[( 407 - 218 ) ÷ 218] x 100 = 86.7%
Formula
Percentage change = [(407 - 218) / 218] x 100
Subtract the new number by the original number
407 - 218 = 189
189 ÷ 218 = 0.8669724770642202
0.8669724770642202 x 100 = 86.7%