Question

quanto é 30 ℅ de 123?

Answer 1

30% de 123

30 x 123 ÷ 100 = 3 690 ÷ 100  =  36,90

Answer 2

123=100%
 X  =30%

100X= 123.30
100X=3.690
X=3.690
     100
X=36.9%