Respuesta:
a. 5×3= 15
b. 5×(-4)= -20
c. -2×4= -8
d. -2×(-1)= 2
2. a.-2×2×3= -12
b. -2×(-3)×1= 6
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Respuesta:
a. 5×3= 15
b. 5×(-4)= -20
c. -2×4= -8
d. -2×(-1)= 2
2. a.-2×2×3= -12
b. -2×(-3)×1= 6