MADRAKAHGO
Respondido

Questão 28
Determine os quocientes, justificando a resposta conforme o modelo.
a) 39 ÷13 = 3 porque 3. 13 = 39.
b) 36 ÷ (- 12) =
c) 120 ÷ 3 =
d) 48 ÷ (-48) =
e) 160 ÷ (-20) =
f) 45 ÷(-15) =​

Resposta :

ANACARLAC037GO

Resposta:

b) 36 ÷ ( – 12 ) = ( – 3 ) porque ( – 3 ) × ( – 12 ) = 36

c) 120 ÷ 3 = 40 porque 40 × 3 = 120

d) 48 ÷ ( – 48 ) = ( – 1 ) porque ( – 1 ) × ( – 48 ) = 48

e) 160 ÷ (– 20 ) = ( – 8 ) porque ( – 8 ) × ( – 20 ) = 160

f) 45 ÷( – 15 ) = ( – 3 ) porque ( – 3 ) × ( – 15 ) = 45

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