Question

calcule as multiplicaçoes

a)(+6)×(+8) c)(+9)×(-2)

b)(-6)×(-8) d)(-5)×(+7)


3) calcule as divisões
a)(-6):(-2) c)(-40):(+5)

b)(+8):(-4) d)(-12):(-3)​

Answer 1

Resposta:

$a)(+6)×(+8) c)(+9)×(-2)</p><p></p><p>b)(-6)×(-8) d)(-5)×(+7)</p><p></p><p>3) calcule as divisões </p><p>a)(-6):(-2) c)(-40):(+5)</p><p></p><p>b)(+8):(-4) d)(-12):(-3)$

espero ter ajudado!!