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Slide 1
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Multiplying and Dividing Integers
Multiplicar y dividir enteros
Slide 2
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When you multiply or divide 2 numbers with the SAME sign, the answer is POSITIVE.
5 x 6 = 30
−18÷(−6)=3
Cuando multiplica o divide 2 números con el MISMO signo, la respuesta es POSITIVA.
Question 3
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Q.
(-4)(-5)
answer
20
20
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Question 4
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Q.
−81÷−9
answer
9
9
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Question 5
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Q.
-3(-2)
answer
6
6
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Question 6
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Q.
−14÷−2
answer
7
7
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Slide 7
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When you multiply or divide 2 numbers with DIFFERENT signs, the answer is NEGATIVE. -5 x 6 = -30
−20÷5=−4
Cuando multiplica o divide 2 números con signos DIFERENTES, la respuesta es NEGATIVA.
Slide 8
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Slide 9
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La división es dividir las cosas en grupos. Dibujé seis contadores negativos rojos divididos en tres grupos y hay dos contadores negativos en cada grupo. Entonces, menos seis dividido por tres es igual a menos dos.
Question 10
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Q.
-8 x 3
answer
-24
-24
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Question 11
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Q.
−9÷3
answer
-3
-3
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Question 12
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Q.
−40÷8
answer
-5
-5
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Question 13
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Q.
7÷(−1)
answer
-7
-7
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Slide 14
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Un positivo por positivo es positivo. Un negativo multiplicado por un negativo es un positivo. Un positivo multiplicado por un negativo es un negativo. Un negativo multiplicado por un positivo es un negativo.