Respuesta :

amna04352

Answer:

0.39

Step-by-step explanation:

1 tenth: 1/10 = 0.1

1 hundredth = 1/100 = 0.01

3(0.1) + 9(0.01)

0.3 + 0.09

0.39
.39
idk how to explain it....it’s just .39 trust me :)

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