-14 × (-5) =
-14 × (-5) × 3 =
14 × (-5) × 3 × 10 =
-14 × (-5) × (-10) =
-14 × (-5) × (-10) × 3 =
a) -14 × (-5) = 70
b) -14 × (-5) × 3 =
= 70 * 3 = 210
c) 14 × (-5) × 3 × 10 =
= (-70) * 30 = (-2100)
d) -14 × (-5) × (-10) =
= 70 * (-7) = (-490)
e) -14 × (-5) × (-10) × 3 =
= 70 * (-30) = (-2100)
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a) -14 × (-5) = 70
b) -14 × (-5) × 3 =
= 70 * 3 = 210
c) 14 × (-5) × 3 × 10 =
= (-70) * 30 = (-2100)
d) -14 × (-5) × (-10) =
= 70 * (-7) = (-490)
e) -14 × (-5) × (-10) × 3 =
= 70 * (-30) = (-2100)