4338.1% is the change from 21 to 932
Calculation steps:
[( 932 - 21 ) ÷ 21] x 100 = 4338.1%
Formula
Percentage change = [(932 - 21) / 21] x 100
Subtract the new number by the original number
932 - 21 = 911
911 ÷ 21 = 43.38095238095238
43.38095238095238 x 100 = 4338.1%